Protective Regulus Black FanFiction

Money Heist

Money Heist

F/F
F/M
M/M
G
Updated
13.04.2025
Fandom
Harry Potter - J. K. Rowling
Characters
Regulus Black/James Potter, Regulus Black, Sirius Black/Remus Lupin, Remus Lupin, Sirius Black, James Potter, Marlene McKinnon, Dorcas Meadowes, Narcissa Black Malfoy, Marlene McKinnon/Dorcas Meadowes, Frank Longbottom, Regulus Black & Sirius Black,
Tags
Swearing Found Family Inspired by La casa de papel | Money Heist (TV) Heist Regulus Black & Sirius Black Have a Good Relationship Sirius Black is a Little Shit Regulus Black & Barty Crouch Jr. Friendship Detective James Potter Black Family Madness (Harry Potter) Alternate Universe - La casa de papel | Money Heist (TV) Fusion Regulus Black is a mastermind Criminal Regulus Black
On the run after a heist gone wrong, Sirius Black’s past catches up with him when his long-lost brother, Regulus, reappears with a dangerous proposal: a money heist that could change everything.
Time Travel Is Hard (Raising A Kid Is Harder)

Time Travel Is Hard (Raising A Kid Is Harder)

Multi
G
Updated
13.04.2025
Fandom
Harry Potter - J. K. Rowling
Characters
Regulus Black, Harry Potter, Other Character Tags to Be Added, Sirius Black, James Potter, Lily Evans Potter, Dorcas Meadowes, Regulus Black & Sirius Black, Evan Rosier, Barty Crouch Jr., Pandora Lovegood, Walburga Black,
Tags
Regulus Black-centric Regulus Black Lives Time Travel Fix-It Regulus Black Needs a Hug Good Regulus Black Cute Harry Potter Regulus Black Raises Harry Potter Protective Regulus Black Good Parent Regulus Black Teen parent People make assumptions and Regulus doesn't correct them
Regulus Black survives the cave. A few years later, James and Lily are killed and Harry is left with Dursleys. Regulus, knowing that's not what James and Lily would've wanted, kidnaps Harry and raises him. With help from Pandora, Regulus makes a plan...
Let Me Go (It'll Make It All Better)

Let Me Go (It'll Make It All Better)

G
Updated
13.04.2025
Fandom
Harry Potter - J. K. Rowling
Characters
Regulus Black, Sirius Black, Regulus Black & Sirius Black, Evan Rosier, Barty Crouch Jr.
Tags
Angst Suicide Attempt Regulus Black & Sirius Black Have a Good Relationship that’s it Protective Regulus Black Suicidal Sirius Black barty and evan are good friends if youre looking for a resolution well so am i let me know if you find one just sirius wanting to die can you tell im depressed?
His heart plumetted and he couldn't breathe. He could recognize his brother from a mile away so even through his back was turned he knew it was Sirius. Sirius who was leaning forward precariously, so engrossed in the long drop in front of him he hadn...
My favorite star

My favorite star

M/M
G
Updated
13.04.2025
Fandom
Harry Potter - J. K. Rowling
Characters
Regulus Black, Sirius Black, Pandora Lovegood, Regulus Black/Sirius Black
Tags
Sibling Incest Regulus Black and Sirius Black Angst POV Regulus Black Regulus Black & Pandora Lovegood Friendship Sirius Black Needs a Hug Sirius Black's Prank on Severus Snape Protective Regulus Black Suicidal Sirius Black Possessive Regulus Black
When, after a heated argument, the Black brothers drift apart. But in a difficult situation, will Regulus' love for his brother be stronger than his resentment?
The Prank That Broke Sirius Black

The Prank That Broke Sirius Black

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, Minerva McGonagall, Severus Snape, Regulus Black & Sirius Black, Sirius Black & Remus Lupin & Peter Pettigrew & James Potter
Tags
Angst Suicidal Thoughts Self-Harm Suicide Attempt Regulus Black & Sirius Black Have a Good Relationship Trans Regulus Black Post-Sirius Black's Prank on Severus Snape Eating Disorder Not Otherwise Specified Sirius Black Needs a Hug Severus Snape Bashing Veritaserum Potion (Harry Potter) Protective Regulus Black
“Nothing you say will fix this. You can't talk your way out of this one.” The hospital wing door was slammed in his face and Sirius sank to the floor, sobbing silently.It wasn't fucking fair. He hadn't wanted to tell Snape about Remus, it wasn't his...
The Forbidden Spare

The Forbidden Spare

Multi
G
Updated
14.04.2025
Fandom
Harry Potter - J. K. Rowling
Characters
Original Characters, Regulus Black/James Potter, Regulus Black, Sirius Black/Remus Lupin, Sirius Black, James Potter, Peter Pettigrew, Lily Evans Potter, Mary Macdonald (Harry Potter), Marlene McKinnon, Dorcas Meadowes, Narcissa Black Malfoy,
Tags
Other Additional Tags to Be Added Regulus Black-centric Established Marlene McKinnon/Dorcas Meadowes Regulus Black Lives Pansexual James Potter Sirius Black & James Potter Friendship Background Relationships POV Regulus Black Established Sirius Black/Remus Lupin Regulus Black & Pandora Lovegood Friendship Asexual Peter Pettigrew POV Sirius Black
In the wizarding world, among the noble and pure, mistakes are considered shameful, even the smallest ones. You should not only aim for perfection, you should expect it.Therefore it was only logical that only one heir candidate must be born to each f...
The Song For The Grave That I Dug

The Song For The Grave That I Dug

F/M
M/M
G
Updated
14.04.2025
Fandom
Harry Potter - J. K. Rowling
Characters
Regulus Black/James Potter, Sirius Black/Remus Lupin, Remus Lupin, Peter Pettigrew, Tom Riddle | Voldemort, Albus Dumbledore, Sirius Black & James Potter, Harry Potter & James Potter & Lily Evans Potter
Tags
Angst Angst with a Happy Ending Nightmares Emotional Hurt/Comfort Angst and Hurt/Comfort Grief/Mourning First Wizarding War with Voldemort (Harry Potter) Regulus Black & Sirius Black Have a Good Relationship Lily Evans Potter Dies James Potter Loves Regulus Black Voldemort Dies (Harry Potter) Morally Grey Albus Dumbledore
Halloween 1981 goes a little bit differently because Regulus Black is a Seer, and he has a prophetic vision the night Voldemort attacks the Potters.
A wolf in sheep's clothing

A wolf in sheep's clothing

M/M
G
Updated
14.04.2025
Fandom
Harry Potter - J. K. Rowling
Characters
Regulus Black/James Potter, Regulus Black, James Potter, Orion Black, Kreacher (Harry Potter)
Tags
Murder Nightmares Angst and Hurt/Comfort Implied/Referenced Child Abuse Blood and Violence Slice of Life Romance Childhood Memories Human/Vampire Relationship Alternate Universe - Muggle Regulus Black is Bad at Feelings Family Issues
Regulus is a vampire... and he's killed people... innocent people...In what world is someone like him raising a child a good idea? James' world apparently...Vampire/Muggle AU
If You Jump I'll Follow (But I Really Wish You Wouldn't)

If You Jump I'll Follow (But I Really Wish You Wouldn't)

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, Regulus Black & Sirius Black, Sirius Black & Remus Lupin & Peter Pettigrew & James Potter
Tags
Angst Hurt/Comfort Suicide Attempt Not Beta Read Regulus Black & Sirius Black Have a Good Relationship Author Is Sleep Deprived Suicide Sirius Black Needs a Hug Protective Regulus Black Depressed Sirius Black
Sirius is depressed and Regulus is a good brother.
stay away (please)

stay away (please)

M/M
G
Updated
14.04.2025
Fandom
Harry Potter - J. K. Rowling
Characters
Regulus Black, Remus Lupin, Sirius Black, James Potter, Regulus Black & Sirius Black, Walburga Black
Tags
Modern Era Angst Implied/Referenced Child Abuse Complicated Relationships Abusive Parents Protective Sirius Black The Noble and Most Ancient House of Black Unspecified Setting Protective Regulus Black Implied Sirius Black/Remus Lupin - Freeform short and angsty
Regulus:don’t come home.Regulus:mother summoned me for a meeting. do not come home.
Anakephalaiosis

Anakephalaiosis

M/M
G
Updated
14.04.2025
Fandom
Harry Potter - J. K. Rowling
Characters
Regulus Black/James Potter, Regulus Black, Harry Potter, Remus Lupin, Sirius Black, James Potter, Barty Crouch Jr.
Tags
Time Skips Time Travel Alpha/Beta/Omega Dynamics Accidental Baby Acquisition Angst and Humor Mystery Racism Implied Mpreg Kid Fic Fae & Fairies Sirius Black & James Potter Friendship Apathy
Regulus wakes up in his dorm with a baby sleeping on his chest. He has no idea where it came from, and it's up to him to figure it out.
your ocean eyes

your ocean eyes

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
Protective Siblings Not Canon Compliant Enemies to Lovers Gay Regulus Black & Sirius Black Have a Good Relationship BAMF Lily Evans Potter Alternate Universe - Pirate Sirius Black Tries to Be a Good Sibling Language Barrier Protective James Potter BAMF James Potter Big Brothers
mermaid/pirate jegulus au. what more do i even need to say?
Little Padfoot

Little Padfoot

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, Regulus Black & Sirius Black
Tags
Fluff Depression Suicidal Thoughts Sibling Bonding Hurt/Comfort Self-Harm Period-Typical Homophobia Enemies to Lovers Happy Ending Marauders Era (Harry Potter) Alternate Universe - No Voldemort Regulus Black and Sirius Black Angst
A potion gone wrong results in Sirius being turned into his five year old self, and the marauders have to look after him until Slughorn brews an antidote. The only issue is that he wants his estranged brother Regulus helping too, because he's five an...
Hogwarts' Worst Kept Secret

Hogwarts' Worst Kept Secret

M/M
G
Updated
15.04.2025
Fandom
Harry Potter - J. K. Rowling
Characters
Regulus Black/James Potter, Sirius Black/Remus Lupin, Marlene McKinnon, Dorcas Meadowes, Evan Rosier, Barty Crouch Jr., Sirius Black & James Potter, Mulciber Jr. | Severus Snape's Schoolmate, Poppy Pomfrey, Regulus Black & Barty Crouch Jr.
Tags
Blood and Injury Hurt/Comfort Tooth-Rotting Fluff Secret Relationship Light Angst Caretaking Regulus Black & Sirius Black Have a Good Relationship Fluff and Hurt/Comfort Protective Sirius Black Established Sirius Black/Remus Lupin Regulus Black and Sirius Black Both Run Away Good Regulus Black
Regulus accidentally reveals his secret (not so secret) relationship with James when he gets hit and injured with a bludger during a Quidditch game against Slytherin.
A Life Of Their Own

A Life Of Their Own

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, Mary Macdonald (Harry Potter), Marlene McKinnon, Minerva McGonagall, Lyall Lupin, Severus Snape,
Tags
Alternate Universe - Canon Divergence POV Multiple Gay Sirius Black Alternate Universe - No Voldemort Regulus Black is a Little Shit Chaotic Barty Crouch Jr. Pansexual James Potter Regulus Black and Sirius Black Both Run Away Post-Sirius Black's Prank on Severus Snape Sirius Black Needs a Hug Sirius Black & Marlene McKinnon Friendship Warning: Walburga Black
After another summer away, the Marauders return to Hogwarts for their sixth year.A lot has happened since they parted ways after the prank.Multiple POV, no war.
Blue Bird (bluebird)

Blue Bird (bluebird)

M/M
G
Updated
15.04.2025
Fandom
Harry Potter - J. K. Rowling
Characters
Regulus Black/James Potter, Regulus Black, Remus Lupin, Sirius Black, James Potter, Peter Pettigrew, Lily Evans Potter, Mary Macdonald (Harry Potter), Marlene McKinnon, Evan Rosier, Barty Crouch Jr., Pandora Lovegood
Tags
Hurt/Comfort Secret Relationship Marauders Era (Harry Potter) Marauders Good Slytherins Birthday Marauder's Map (Harry Potter) Sirius Black is a Little Shit Good Regulus Black Sad James Potter Slytherin Common Room Sweet James Potter
All of James' friends forget his birthday -he feels like absolute shit until he meets his boyfriend Regulus and his friends who surprise him with amazing birthday presents and plans.Regulus also yells the shit out of the marauders for taking advantag...
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...
Desperate need for Family.

Desperate need for Family.

G
Updated
15.04.2025
Fandom
Harry Potter - J. K. Rowling
Characters
Regulus Black, Harry Potter, Sirius Black/Remus Lupin, Remus Lupin, Sirius Black, Severus Snape, Draco Malfoy, Hermione Granger, Lucius Malfoy, Neville Longbottom, Tom Riddle | Voldemort, Fred Weasley,
Tags
Other Additional Tags to Be Added Don't Like Don't Read Dark Harry Potter Albus Dumbledore Bashing Ron Weasley Bashing How Do I Tag Slytherin Harry Potter Ginny Weasley Bashing Molly Weasley Bashing Evil Albus Dumbledore Sane Voldemort (Harry Potter) Morally Grey Harry Potter
Harry has always felt special, different.... unlovable. He's always wanted someone to love him and just have a family. Fortunately at the young age of 6 he Is found by a less than sane witch. His entire world changes and he gets the family he's alway...
Death is an Art - I am an Artist

Death is an Art - I am an Artist

G
Updated
15.04.2025
Fandom
Harry Potter - J. K. Rowling Percy Jackson and the Olympians & Related Fandoms - All Media Types Percy Jackson and the Olympians - Rick Riordan
Characters
Original Characters, Regulus Black, Percy Jackson, Annabeth Chase (Percy Jackson), Nico di Angelo, Hades (Percy Jackson), Bianca di Angelo, Grover Underwood, Hades/Persephone (Percy Jackson), Maria di Angelo/Hades, Persephone (Percy Jackson), Maria di Angelo,
Tags
Alternate Universe - Canon Divergence Family Fluff Other Additional Tags to Be Added Time Travel Tags May Change Not Beta Read Reincarnation Regulus Black-centric References to Ancient Greek Religion & Lore Regulus Black Dies Regulus Black Lives Necromancy
On that fateful day, Regulus walked to his doom, fully expecting it. He did not expect to be reincarnated as Regulus di Angelo, Hades' son and older brother to Bianca and Nico.With the power of death at his fingertips, he might meet an even more horr...
we'll float away, but if we fall (i only pray, don't fall away from me)

we'll float away, but if we fall (i only pray, don't fall away from me)

M/M
G
Updated
15.04.2025
Fandom
Harry Potter - J. K. Rowling
Characters
Regulus Black/James Potter, Regulus Black, Sirius Black/Remus Lupin, Sirius Black, James Potter, Regulus Black & Sirius Black, Minor or Background Relationship(s), Sirius Black & James Potter, Sirius Black & Remus Lupin, Regulus Black & Pandora Lovegood, Regulus Black & Dorcas Meadowes, Regulus Black & James Potter,
Tags
Angst Suicidal Thoughts Hurt/Comfort Pre-Relationship Maybe - Freeform Regulus Black is Bad at Feelings Pansexual James Potter Regulus Black and Sirius Black Angst Bad Parent Walburga Black Gay Regulus Black Regulus Black Needs a Hug Protective Sirius Black
Regulus Black didn't have anyone to turn to.Until, one night in the astronomy tower, he did.