Top James Potter FanFiction

Glorious

Glorious

M/M
G
Updated
13.04.2025
Fandom
Harry Potter - J. K. Rowling
Characters
Regulus Black/James Potter, Regulus Black, James Potter
Tags
Smut Blow Jobs Riding Sexual Inexperience Top James Potter Bottom Regulus Black
An inexperienced Regulus wants to suck James off then ride him.
A study in Black

A study in Black

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, Lily Evans Potter, Evan Rosier, Barty Crouch Jr., Barty Crouch Jr./Evan Rosier
Tags
James Potter Loves Regulus Black Gay Regulus Black Disability Roleplay Bisexual Sirius Black Top James Potter Bottom Regulus Black Inspired by Sherlock Holmes
He leaned forward on the table to look into those captivating golden eyes. He smirked when said eyes flicked to his lips."Catch me if you can... Mr. Potter."He swiftly stood and left the cabin with a wide eyed grinning detective behind him.If James c...
beach day

beach day

M/M
G
Updated
14.04.2025
Fandom
Harry Potter - J. K. Rowling
Characters
Regulus Black/James Potter, Regulus Black, Remus Lupin, Sirius Black, James Potter, Lily Evans Potter, Mary Macdonald (Harry Potter), Marlene McKinnon, Dorcas Meadowes, Evan Rosier, Barty Crouch Jr.
Tags
Smut Blow Jobs Anal Sex Eventual Smut Banter Anal Fingering Alternate Universe - Everyone Lives/Nobody Dies James Potter Loves Regulus Black Background Relationships Established Sirius Black/Remus Lupin Some Plot Bisexual James Potter
His best friends were off to the side, not even bothering to talk and were already making out on a towel. He shook his head dismissively and glanced back to James standing, watching Sirius and Remus in the water splashing each other. Regulus felt so...
Hate to love you. Love to fuck you.

Hate to love you. Love to fuck you.

M/M
G
Updated
14.04.2025
Fandom
Harry Potter - J. K. Rowling
Characters
James Potter, Severus Snape, James Potter/Severus Snape
Tags
Smut Alternate Universe - College/University Vaginal Sex Alternate Universe - Muggle Bottom Severus Snape Top James Potter FTM Severus Snape
James and Severus can’t stay away from each other.
Easy Smiles

Easy Smiles

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, Barty Crouch Jr.
Tags
Smut Fluff Modern Era Mutual Masturbation Rough Sex Shameless Smut Masturbation Swearing Banter Vaginal Sex Homophobia Kind Of
Regulus has lived with his brother, his brother's boyfriend, and his brother's best friend for the better part of two years. He's been in a toxic on again, off again relationship with Barty for about a year and a half of that. When Sirius finally get...
For a Moment (Call Me By Your Name)

For a Moment (Call Me By Your Name)

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, Marlene McKinnon, Evan Rosier, Barty Crouch Jr., Pandora Lovegood, Sirius Black & James Potter, Emmeline Vance,
Tags
Eventual Smut Miscommunication Secret Relationship Internalized Homophobia Period-Typical Homophobia Slow Build Strangers to Lovers Regulus Black & Sirius Black Have a Good Relationship My First AO3 Post 1980s Gay Regulus Black Mild Smut
It's 1983 and Professor Alphard Black has chosen James as his mentee this summer, invited to stay at the Black family chateau in the south of France. It will be three months of dig-sights, dissertation-writing, and academic discussions. Little does J...
Sea Art

Sea Art

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
Tags
Rough Sex Mexican James Potter Top James Potter Caves Bottom Regulus Black Mermaid Regulus Black isle - Freeform Sex In A Cave
James takes a break from the city and goes to his parent's private island for a few weeks.What he finds there is unexpected.
Two stars always together

Two stars always together

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, Sirius Black, James Potter, Lily Evans Potter, Mary Macdonald (Harry Potter), Marlene McKinnon, Dorcas Meadowes, Marlene McKinnon/Dorcas Meadowes, Evan Rosier, Pandora Lovegood/Xenophilius Lovegood,
Tags
Trans Male Character Vaginal Sex Rape Trans Regulus Black Top James Potter Top Remus Lupin Bottom Barty Crouch Jr. Bottom Regulus Black Bottom Sirius Black Top Evan Rosier
Reg e Sirius scappano, e vanno da James, che accoglie entrambi e pian piano James iniziava a notrire dei sentimenti per Regulus e pensava che lui lo odiava visto che non gli parlava quasi mai, soltanto durante i pasti se era fortunato, ma quello che...
Loving Days and Torturous Nights (Jegulus)

Loving Days and Torturous Nights (Jegulus)

M/M
G
Updated
14.04.2025
Fandom
Harry Potter - J. K. Rowling
Characters
Regulus Black/James Potter, Regulus Black, Remus Lupin, Sirius Black, James Potter, Lucius Malfoy, Narcissa Black Malfoy, Evan Rosier, Andromeda Black Tonks, Bellatrix Black Lestrange, Barty Crouch Jr., Pandora Lovegood,
Tags
Anal Sex Abuse Physical Abuse Drowning Angst and Feels Marauders Era (Harry Potter) Marauders Regulus Black-centric Regulus Black & Sirius Black Have a Good Relationship Horseback Riding Regulus Black and Sirius Black Angst Sirius Black & James Potter Friendship
" I see you have a knack for fencing" James said to him." and i see you have a knack for being the most annoying person I have ever had to meet. now stay away from me Potter" Regulus spat at him."oh so you can go back to that man who is years older t...
Fighting a Losing Battle

Fighting a Losing Battle

M/M
G
Updated
14.04.2025
Fandom
Harry Potter - J. K. Rowling
Characters
Regulus Black/James Potter, Regulus Black, James Potter
Tags
Fluff Teasing Porn with Feelings Hand Jobs Anal Sex Fluff and Smut Established Relationship Explicit Sexual Content Boys In Love Established Regulus Black/James Potter Top James Potter Bottom Regulus Black
James watched as Regulus dragged his hand down his face, creating a trail of tears and saliva with his fingertips. His eyes were clenched shut but James could tell they were watery with unshed tears stemming from his lack of release. He relaxed his a...
Fic rec ideas!!!!!!!!!

Fic rec ideas!!!!!!!!!

Multi
G
Updated
14.04.2025
Fandom
Harry Potter - J. K. Rowling
Characters
Regulus Black/James Potter, Sirius Black/Remus Lupin, Marlene McKinnon/Dorcas Meadowes, Barty Crouch Jr./Evan Rosier, Pandora Lovegood/Lily Evans Potter, Mary Macdonald/Emmeline Vance, Regulus Black/Remus Lupin
Tags
Fluff Teasing Praise Kink Loss of Virginity Domestic Fluff Banter Sex Touch-Starved Bisexual Remus Lupin Gay Sirius Black Therapy Remus Lupin & Lily Evans Potter Friendship
Pls read all tags carefully i didnt write the story it is just the ideas (as in the title)
Late night evening

Late night evening

M/M
G
Updated
14.04.2025
Fandom
Harry Potter - J. K. Rowling
Characters
Regulus Black/James Potter, Regulus Black, Harry Potter, James Potter
Tags
Choking Anal Sex age gap Explicit Sexual Content Anal Fingering Age Difference Hair-pulling Marking Hickeys Top James Potter Bottom Regulus Black Cute Regulus Black
Regulus likes his best friends dad. There is nothing wrong with that right?An evening with him alone definitely shouldn’t change anything.
Marauders Era Oneshots

Marauders Era Oneshots

F/F
F/M
M/M
Other
G
Updated
15.04.2025
Fandom
Harry Potter - J. K. Rowling
Characters
Regulus Black/James Potter, Regulus Black, Sirius Black/Remus Lupin, James Potter/Lily Evans Potter, Remus Lupin, Sirius Black, James Potter, Peter Pettigrew, Lily Evans Potter, Minerva McGonagall, Regulus Black & Sirius Black, Euphemia Potter,
Tags
Rough Sex Anal Sex Oral Sex Sex Toys Vaginal Sex Gay Sex Sibling Incest Shower Sex Drunk Sex Bisexual Remus Lupin Gay Sirius Black Regulus Black Lives
A bunch of oneshots of marauders era characters! I probably forgot to list some stuff- have fun reading!
Royally Fucked

Royally Fucked

F/F
Gen
M/M
Other
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, Mary Macdonald (Harry Potter), Marlene McKinnon, Regulus Black & Sirius Black, Evan Rosier, Lily Evans, Barty Crouch Jr.,
Tags
Eventual Smut Angst with a Happy Ending Post-Traumatic Stress Disorder - PTSD Miscommunication Enemies to Friends to Lovers Emotional/Psychological Abuse Physical Abuse Arranged Marriage Post-War Sort Of Alternate Universe - Royalty Regulus Black & Sirius Black Have a Good Relationship
After the Great War, the Black family name was left tarnished because they sided with Tom Riddle. Walburga and Orion plan to marry Regulus off to the first available suitor from the winning side of the war in order to repair their reputation.James Po...
Mary prays the rosary for my broken heart

Mary prays the rosary for my broken heart

M/M
G
Updated
15.04.2025
Fandom
Harry Potter - J. K. Rowling
Characters
Regulus Black/James Potter, Regulus Black, Remus Lupin, James Potter, Evan Rosier, Barty Crouch Jr., Barty Crouch Jr./Evan Rosier, Sirius black (mentioned in cryptic manner)
Tags
Porn With Plot Anal Sex Sexual Content Dysfunctional Family Oral Sex Angst with a Happy Ending Self-Esteem Issues Explicit Sexual Content Alpha/Beta/Omega Dynamics Past Relationship(s) Drinking Drug Use
Regulus finds himself immersed in a whirlwind of breakups, drugs, dancing, and a mix of feelings, both horny and sad.
My Potion Tutor

My Potion Tutor

F/F
M/M
G
Updated
15.04.2025
Fandom
Harry Potter - J. K. Rowling
Characters
Sirius Black/Remus Lupin, Remus Lupin, Sirius Black, James Potter, Minerva McGonagall, Severus Snape, Lily Evans, Fleamont Potter, Mary Macdonald, Mary Macdonald/Lily Evans Potter, Eileen Prince, wolfstar - Relationship,
Tags
Bottom Severus Snape Alternate Universe - No Voldemort Top James Potter Top Remus Lupin Abusive Tobias Snape Bottom Sirius Black Marauder's Era Severus is broke Rich James Rich Lily Ungrateful Eileen Prince Understanding James
After playing a deadly prank on Severus Snape, his worst enemy during the detention, Headmaster Dumbledore binds James and Severus with a binding spell, later, on professor Slughorn's request, Severus is made the Marauder's Potion Tutor.
lazy sunday

lazy sunday

M/M
G
Updated
15.04.2025
Fandom
Harry Potter - J. K. Rowling
Characters
Regulus Black/James Potter, Regulus Black, James Potter
Tags
Shameless Smut Vaginal Fingering Trans Male Character Plot What Plot/Porn Without Plot Vaginal Sex Crying Penis In Vagina Sex Degradation Trans Regulus Black Daddy Kink Top James Potter Cock Slut
The room is quiet; the ugly orange colour lighting up the room was hurting his eyes. James lays on his back lazily, staring up at the ceiling; the comic he was reading lays next to him, thrown to the side after two boring chapters left him unmotivate...
Regulus black and the Halloween obsession

Regulus black and the Halloween obsession

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, Sirius Black/James Potter, Regulus Black/Sirius Black, Regulus Black/Sirius Black/James Potter
Tags
Porn With Plot Incest Explicit Sexual Content Dead Dove: Do Not Eat Alpha/Beta/Omega Dynamics Alternate Universe - Soulmates Alpha James Potter Alpha Sirius Black POV Sirius Black Top James Potter Bottom Regulus Black Top Sirius Black
"Yes! Well, I have been watching them, and it seems like children like ourselves—" he points at himself and then at him. "go to people's houses, they knock, and then adults open the door and give them candy!" Regulus explains his hands moving around...
Happy birthday Regulus

Happy birthday Regulus

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
Tags
Smut Dirty Talk Hand Jobs Shameless Smut Cuddling & Snuggling Orgasm Denial Birthday Birthday Sex Top James Potter Bottom Regulus Black Orgasm Delay kind of bad smut
I know it’s not regulus’ bday anytime soon but I just wanted to write a bday smut oneshot. It’s not my best but I have a better remus bday one coming up.
two wrongs make a right

two wrongs make a right

F/F
M/M
G
Updated
12.04.2025
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), Regulus Black & Sirius Black, Evan Rosier, Barty Crouch Jr., Sirius Black & James Potter,
Tags
Trans Male Character Enemies to Lovers Regulus Black & Sirius Black Have a Good Relationship Alternate Universe - No Voldemort Trans Regulus Black Fake/Pretend Relationship Relationship(s) POV James Potter Alternate Universe - No Powers Gay Regulus Black Past Regulus Black/Barty Crouch Jr. POV Regulus Black
Regulus has a really annoying brother, he already knew that of course but when he realizes what he's done he's even more sure of it.Sirius apparently didn't believe his brother was capable of meeting people on his own, so they and Remus arrange for R...