Good Sibling Regulus Black FanFiction

Nightmare

Nightmare

G
Updated
13.04.2025
Fandom
Harry Potter - J. K. Rowling
Characters
Regulus Black, Remus Lupin, Sirius Black, Regulus Black & Sirius Black, Walburga Black, Orion Black
Tags
Siblings Angst with a Happy Ending Hurt/Comfort Fluff and Angst Hogwarts Regulus Black & Sirius Black Have a Good Relationship Regulus Black Needs a Hug Protective Sirius Black Good Regulus Black Protective Sibling Sirius Black Young Sirius Black Regulus Black Feels
Regulus has a nightmare, and he looks for his older brother for comfort even though it’s the middle of the night and he shouldn’t be outside his dorm and even though he and Sirius haven’t spoken properly in months.
Strangest of Magics

Strangest of Magics

M/M
G
Updated
14.04.2025
Fandom
Harry Potter - J. K. Rowling
Characters
Regulus Black, Sirius Black/Remus Lupin, Remus Lupin, Sirius Black, James Potter, Peter Pettigrew, Orion Black, Hope Lupin
Tags
Developing Relationship Mutual Pining Getting Together Falling In Love First Kiss Getting to Know Each Other First Meetings Happy Ending Alternate Universe - Fantasy Regulus Black & Sirius Black Have a Good Relationship Good Parent Hope Lupin Good Parent Orion Black
This is a story about two kingdoms, side by side, but worlds apart. All along the border between the Sundrop Realm and the Dark Forest there grew magical flowers called Lupines which bloomed between light and shadow and were used solely in the making...
Sirius Black and The Grandfather Clock

Sirius Black and The Grandfather Clock

Multi
G
Updated
14.04.2025
Fandom
Harry Potter - J. K. Rowling
Characters
Regulus Black, Harry Potter, Remus Lupin, Sirius Black, James Potter, Peter Pettigrew, Albus Dumbledore, Regulus Black & Sirius Black, Sirius Black & Remus Lupin & Peter Pettigrew & James Potter, Sirius Black & Harry Potter, Slytherin Students, Gryffindor Students,
Tags
Marauders Era (Harry Potter) Sort Of Trans Regulus Black Regulus Black Lives Good Regulus Black Harry Potter is a Little Shit Sirius Black Tries to Be a Good Sibling Young Sirius Black Professor Harry Potter Time Travelling Harry Potter Good Sibling Regulus Black Confused Sirius Black
Sirius was leaving. His life-givers were away, no doubt participating in some nefarious plot involving He-Who-Must-Not-Be-Named, but that was for the best. It gave him the time to get the hell out of dodge while they weren't looking.Unfortunately, hi...
lepidopterist lovers

lepidopterist lovers

F/M
M/M
G
Updated
14.04.2025
Fandom
Harry Potter - J. K. Rowling
Characters
Regulus Black, Harry Potter, Sirius Black/Remus Lupin, James Potter/Lily Evans Potter, Remus Lupin, Sirius Black, James Potter, Peter Pettigrew, Tom Riddle | Voldemort, Marlene McKinnon/Dorcas Meadowes, Regulus Black & Sirius Black, Andromeda Black Tonks,
Tags
Alternate Universe - Canon Divergence Torture Grief/Mourning Aftermath of Torture Loneliness Dark Magic Loss of Limbs Sirius Black Needs a Hug Sirius Black as Padfoot Good Sibling Regulus Black Sad Remus Lupin I love them all
“You were so angry as a teenager.” Remus counters, wondering how they can still argue so easily after thirteen months apart, when even soft touches feel like open heart surgery. “We fought all the time. You didn’t know what to do- leaving Hogwarts wa...
what a heavenly way to die

what a heavenly way to die

M/M
G
Updated
14.04.2025
Fandom
Harry Potter - J. K. Rowling
Characters
Harry Potter, Sirius Black/Remus Lupin, Remus Lupin, Sirius Black, Regulus Black & Sirius Black
Tags
Fluff Regulus Black & Sirius Black Have a Good Relationship Albus Dumbledore Being an Idiot Sirius Black Lives Fluff and Hurt/Comfort Regulus Black Lives Gay Regulus Black Sirius Black Free from Azkaban Welsh Remus Lupin Established Sirius Black/Remus Lupin French Regulus Black French Sirius Black
Sirius relaxed against him, leaning his head back on Remus as his eyes fluttered shut. They sat in amiable silence for a while, soaking in each other’s presence. “Moony,” Sirius whispered at last, unmoving in his position, “I feel better now.” Remus...
Weight of a Soul

Weight of a Soul

F/F
F/M
M/M
G
Updated
14.04.2025
Fandom
Harry Potter - J. K. Rowling
Characters
Regulus Black/James Potter, Regulus Black, Sirius Black/Remus Lupin, Remus Lupin, Sirius Black, James Potter, Peter Pettigrew, Marlene McKinnon, Dorcas Meadowes, Marlene McKinnon/Dorcas Meadowes, Regulus Black & Sirius Black, Evan Rosier,
Tags
Angst Slow Burn Angst with a Happy Ending Angst and Hurt/Comfort Child Abuse Good Regulus Black Good Sibling Regulus Black
But Sirius is good. Hot headed, arrogant and stupid? Yes. In-arguably. But he’s good. And Regulus has come to realise there really aren’t that many good people in the world; so, they should be cherished, not trapped. Sirius deserves to get out becaus...
Can you hear me scream “please don’t leave me”

Can you hear me scream “please don’t leave me”

Gen
G
Updated
14.04.2025
Fandom
Harry Potter - J. K. Rowling
Characters
Regulus Black, Remus Lupin, Sirius Black, James Potter, Marlene McKinnon, Minerva McGonagall, Regulus Black & Sirius Black, Lily Evans, Poppy Pomfrey
Tags
Angst Other Additional Tags to Be Added Blood Implied/Referenced Suicide Implied/Referenced Torture Implied/Referenced Self-Harm Implied/Referenced Child Abuse I Wrote This Instead of Sleeping Hurt No Comfort The Author Regrets Everything Emotional Hurt Regulus Black-centric
That night, Regulus was in patrol duty.That night, Regulus’ world shifted.That night, Regulus wished he was the one dying.----Or, Regulus is patrolling alone, and finds his brother... And breaks in tiny pieces.----READ THE TAAAAGSSSS----English isn't...
A Little Star

A Little Star

F/F
F/M
M/M
G
Updated
15.04.2025
Fandom
Harry Potter - J. K. Rowling
Characters
Regulus Black, Sirius Black/Remus Lupin, Remus Lupin, Sirius Black, James Potter, Peter Pettigrew, Lily Evans Potter, Dorcas Meadowes, Marlene McKinnon/Dorcas Meadowes, Regulus Black & Sirius Black, Evan Rosier, Barty Crouch Jr.,
Tags
Angst Angst with a Happy Ending Self-Esteem Issues Implied/Referenced Self-Harm Fluff and Angst Bullying Physical Abuse Marauders Era (Harry Potter) Bisexual Remus Lupin Gay Sirius Black Marauders Friendship (Harry Potter) Slytherin
All his life he was just trying to protect himself and his little brother. in the end he just made everything worse. for his boyfriend and his friends.but under all that cheerful and happy demeanor is a little boy who needed his mother.after the pran...
Mother

Mother

G
Updated
15.04.2025
Fandom
Harry Potter - J. K. Rowling
Characters
Regulus Black, Sirius Black, James Potter, Regulus Black & Sirius Black, Euphemia Potter, Fleamont Potter, Sirius Black & James Potter, Walburga Black, Orion Black, Orion Black & Regulus Black & Sirius Black & Walburga Black, Sirius Black & Walburga Black, Sirius Black & Euphemia Potter,
Tags
Angst with a Happy Ending Hurt/Comfort Gay Sirius Black Abusive Parents Bad Parent Walburga Black Regulus Black and Sirius Black Both Run Away Abusive Walburga Black Abused Regulus Black Regulus Black Feels Good Sibling Sirius Black Sirius Black Angst Good Sibling Regulus Black
It was always the mother, never the mum.Sirius's mother, Walburga Black, was never a mum to him. Never, not once.
Can you save me this time (Like you saved yourself)

Can you save me this time (Like you saved yourself)

G
Updated
15.04.2025
Fandom
Harry Potter - J. K. Rowling
Characters
Regulus Black, Sirius Black/Remus Lupin, James Potter/Lily Evans Potter, Remus Lupin, Sirius Black, James Potter, Lily Evans Potter, Severus Snape, Dorcas Meadowes, Alastor "Mad-Eye" Moody, Molly Weasley, Arthur Weasley,
Tags
Time Travel Minor Character Death Regulus Black is a Little Shit Horcrux Hunting Sirius Black Tries to Be a Good Sibling Regulus Black is So Done Good Sibling Regulus Black Regulus Black comes back to LIFE hes trying they are alredy dead Regulus is really going to go through it in this one future relationship
In 1979 Regulus Black goes to the cave with a plan to destroy the dark lord. Well aware that he most likely will not survive the trip, and he is alright with that, he hasn't been alive for sometime anyway. As long as kreacher gets the Horcrux and des...
Thinking Of You

Thinking Of You

M/M
G
Updated
15.04.2025
Fandom
Harry Potter - J. K. Rowling
Characters
Regulus Black, Remus Lupin, Regulus Black/Remus Lupin, mentioned other characters
Tags
Fluff Alternate Universe - Canon Divergence Humor Established Relationship Mild Hurt/Comfort Trans Regulus Black Short & Sweet not edited References to Illness Based on a Tumblr Post moonseeker - Freeform Good Sibling Regulus Black
“Oh, wow,” Remus smiled, already looking less melancholy than before. “I'm special enough for Regulus Black to take off his anti-werewolf wards in public.”“Shut up or I'll throw them all at you. You know I wear them because it makes me look rich and...
Dramatic and Petty a key to A successful Reunion

Dramatic and Petty a key to A successful Reunion

G
Updated
15.04.2025
Fandom
Harry Potter - J. K. Rowling
Characters
Regulus Black, Sirius Black/Remus Lupin, Remus Lupin, Sirius Black, James Potter, Peter Pettigrew, Lily Evans Potter, Regulus Black & Sirius Black, Sirius Black & James Potter, Remus Lupin & Lily Evans Potter, Sirius Black & Remus Lupin & Peter Pettigrew & James Potter, Regulus Black/James Potter/Lily Evans Potter,
Tags
Fluff Fluff and Angst Light Angst Regulus Black Lives Regulus Black is a Little Shit Remus Lupin & Lily Evans Potter Friendship Regulus Black and Sirius Black Both Run Away James Potter Lives Post-Sirius Black's Prank on Severus Snape Lily Evans Potter Lives James Potter Ships Remus Lupin/Sirius Black Good Sibling Sirius Black
Regulus Black is a Protective Little GremlinSpecially for his Brother So when Remus Lupin showed up 6 years after no contact,Regulus devised up a very Petty Plan
Night Rain

Night Rain

G
Updated
15.04.2025
Fandom
Harry Potter - J. K. Rowling
Characters
Regulus Black/James Potter, Regulus Black, Sirius Black/Remus Lupin, Remus Lupin, Sirius Black, James Potter, Peter Pettigrew, Euphemia Potter, Fleamont Potter, Sirius Black & James Potter, Euphemia Potter/Fleamont Potter, Sirius Black & Remus Lupin & Peter Pettigrew & James Potter,
Tags
Fluff Pregnancy Siblings Family Fluff Hurt/Comfort Emotional Hurt/Comfort Fluff and Angst Domestic Fluff Hopeful Ending Sirius Black & James Potter Friendship Family Feels Good Parent Euphemia Potter
James carefully opens the envelope,he reads silently then he stands up, jaws dropping as he reads"Mate? What's wrong?" Sirius started to get worried"I'm…" James swallows, tears started beading on his eyelids"Mate? Everything okay? Why are you crying...
Story of Us: Next Chapter

Story of Us: Next Chapter

G
Updated
15.04.2025
Fandom
Harry Potter - J. K. Rowling
Characters
Regulus Black/James Potter, Regulus Black, Sirius Black/Remus Lupin, Remus Lupin, Sirius Black, James Potter, Lily Evans Potter, Mary Macdonald (Harry Potter), Marlene McKinnon, Dorcas Meadowes, Narcissa Black Malfoy, Marlene McKinnon/Dorcas Meadowes,
Tags
Fluff Slow Burn Brotherly Love Eventual Romance Established Relationship Implied/Referenced Child Abuse Light Angst Friendship Marauders Era (Harry Potter) Alternate Universe - Muggle Marauders Friendship (Harry Potter) Regulus Black & Sirius Black Have a Good Relationship
so what if Jegulus Muggle AU where Reggie is a Fanfiction author and James is content creator in the fandomReg scrolls through his FYP and saw James made a content using one of the angstiest scenes in Regulus' works ...With Wolfstar, MaryLily, RoseKi...
Our Stars and Scars

Our Stars and Scars

G
Updated
15.04.2025
Fandom
Harry Potter - J. K. Rowling
Characters
Regulus Black/James Potter, Regulus Black, Sirius Black/Remus Lupin, Remus Lupin, Sirius Black, James Potter, Lily Evans Potter, Lyall Lupin, Regulus Black & Sirius Black, Euphemia Potter, Fleamont Potter, Sirius Black & Remus Lupin,
Tags
Hurt/Comfort Emotional Hurt/Comfort Angst and Hurt/Comfort Domestic Fluff Implied/Referenced Child Abuse Child Abuse Family Feels Abusive Walburga Black Post-Sirius Black's Prank on Severus Snape Good Parent Euphemia Potter Good Parent Fleamont Potter Bad Parent Orion Black
"I'm glad you found me" he mumbles" I told I'd get you" When Sirius ran away from Old Grimmauld ,lost in nowhere, he calls Remus ...
There'll Be Happiness

There'll Be Happiness

Gen
G
Updated
17.04.2025
Fandom
Harry Potter - J. K. Rowling
Characters
Regulus Black & Sirius Black, Sirius Black & Remus Lupin & Peter Pettigrew & James Potter, It's Complicated
Tags
Angst Sibling Bonding Hurt/Comfort References to Depression Emotional Hurt Post-Sirius Black's Prank on Severus Snape Good Sibling Regulus Black Post-Prank Walburga and Orion Black's A+ Parenting Dissociative Amnesia He can't remember the prank this is curing my family issues
Sirius has been alone for a while, his friends -the best family he'd ever known- refused to talk to him and everyone had noticed. That didn't mean that nobody was there for him.
A Black Skull

A Black Skull

F/M
M/M
G
Updated
17.04.2025
Fandom
Harry Potter - J. K. Rowling Katekyou Hitman Reborn!
Characters
Regulus Black, Harry Potter, Sirius Black, Ron Weasley, Hermione Granger, Regulus Black & Sirius Black, Sirius Black & Harry Potter, Black Family (Harry Potter), Reborn (Katekyou Hitman Reborn!), Arcobaleno (Katekyou Hitman Reborn!), Regulus Black & Harry Potter, Fon (Katekyou Hitman Reborn!),
Tags
Time Travel Reincarnation Regulus Black-centric Regulus Black & Sirius Black Have a Good Relationship Sirius Black Lives Regulus Black Lives Regulus Black is a Little Shit Regulus Black and Sirius Black Angst Bad Parent Walburga Black Regulus Black Needs a Hug Protective Sirius Black Sirius Black is a Little Shit
Skull no recordaba mucho. No eran memorias. Pero estaba seguro de haber vivido otra vida. A veces simplemente sabía cosas que nunca había aprendido o presentía cuándo algo iba a pasar antes de que pasara. No recordaba nada específico de esa otra vida...
and there was you

and there was you

F/F
F/M
M/M
G
Updated
18.04.2025
Fandom
Harry Potter - J. K. Rowling
Characters
Regulus Black, Harry Potter, Sirius Black/Remus Lupin, Remus Lupin, Sirius Black, James Potter, Peter Pettigrew, Marlene McKinnon, Dorcas Meadowes, Lily Evans, Mary Macdonald, Emmeline Vance,
Tags
Alternate Universe - Modern Setting Friends to Lovers Getting Together New Year's Eve Good Sibling Regulus Black sirius is an artist Remus is a Professor peter has a baby New Year's Eve Party Dolly Parton song idk how to tag this sndjsndj
after years of not talking to each other, sirius and remus are invited to james and lily's house for new year's eve and old feelings come back.it is probable that a dolly parton song is the push they both needed.
I can see us lost in the memory

I can see us lost in the memory

F/F
F/M
M/M
G
Updated
18.04.2025
Fandom
Harry Potter - J. K. Rowling
Characters
Regulus Black/James Potter, Regulus Black, Harry Potter, Remus Lupin, Sirius Black, James Potter, Peter Pettigrew, Pandora lestrange, Sirius Black/Remus Lupin/Fem!OC, geraldine abbot (fem!oc), Charlotte Potter (fem!oc), ophelia bennet (fem!oc)
Tags
Alternate Universe - Modern Setting Alternate Universe - Canon Divergence Protective Siblings oneshots Self-Insert References to Drugs Polyamory Good Peter Pettigrew Sirius Black Tries to Be a Good Sibling Good Sibling Regulus Black Secret Baby not for long
Basically my self insert stories i make up before I go to bed. they are going to follow multiple universes, so I'll add what universe it is in the chapter notes :) I'm trying to get better at writing so pls give me tips! all chapters will feature the...
The Grand Opening

The Grand Opening

F/F
M/M
G
Updated
19.04.2025
Fandom
Harry Potter - J. K. Rowling
Characters
Regulus Black/James Potter, Regulus Black, Sirius Black/Remus Lupin, Remus Lupin, Sirius Black, James Potter, Lily Evans Potter, Dorcas Meadowes, Regulus Black & Sirius Black, Pandora Lovegood, Sirius Black & James Potter, Pandora Lovegood/Lily Evans Potter,
Tags
Fluff Tooth-Rotting Fluff First Dates Marauders Era (Harry Potter) Bisexual Remus Lupin Gay Sirius Black Alternate Universe - Coffee Shops & Cafés Pansexual James Potter Gay Regulus Black BAMF Lily Evans Potter Established Sirius Black/Remus Lupin Lesbian Dorcas Meadowes
“Oh, honestly Regulus, stop fussing.” Pandora swatted his hand away from fidgeting mercilessly with his silver cufflinks. “Sirius was very thoughtful getting those for you, so don’t break them.”“I’m lucky they don’t have dicks on them,” Regulus grumb...