Tony Stark Has a Heart FanFiction

Whisky For The Wicked

Whisky For The Wicked

M/M
G
Updated
13.04.2025
Fandom
Harry Potter - J. K. Rowling The Avengers (Marvel Movies)
Characters
Tony Stark, Pepper Potts, Jarvis (Iron Man movies), James "Bucky" Barnes, Steve Rogers, Natasha Romanov (Marvel), Bruce Banner, Happy Hogan, Thor (Marvel), James "Bucky" Barnes/Harry Potter
Tags
Tony Stark Has a Heart Sleepy Cuddles Alternate Universe - Harry Potter Setting Harry Potter is Tony Stark's Biological Child Genius Harry Potter Winter Soldier Bucky Barnes Protective Bucky Barnes Sassy Harry Potter Bucky Barnes Feels Tony Stark Is Bad at Feelings Sassy Tony Stark
Harry Potter, genius, snarky, hoodie-thieving gremlin with a caffeine dependency and cuddle addiction, moves to New York looking for quiet. What he finds instead is Tony Stark, a sentient tower full of emotionally constipated superheroes, and the jaw...
as gentle as a kiss

as gentle as a kiss

F/M
PG-13
Updated
10.04.2025
Fandom
Marvel Cinematic Universe
Characters
Pepper Potts/Tony Stark, Tony Stark, Pepper Potts, Jarvis (Iron Man movies)
Tags
Fluff Fluff and Humor Tooth-Rotting Fluff Tony Stark Has a Heart Pepper Potts Feels Gentle Kissing Soft Tony Stark
Tony and Pepper being deeply in love with each other.
Maybe In Another Universe

Maybe In Another Universe

F/F
F/M
M/M
G
Updated
11.04.2025
Fandom
Marvel Cinematic Universe Marvel The Avengers (Marvel Movies)
Characters
Tony Stark, Pepper Potts, Peter Parker & Tony Stark, Peter Parker, Peter Parker & Pepper Potts, Avengers Team Members & Peter Parker, Michelle Jones & Ned Leeds & Peter Parker, Harley Keener, Ned Leeds, Michelle Jones (Marvel), Michelle Jones/Shuri (Marvel), Harley Keener/Peter Parker,
Tags
Not Canon Compliant Angst with a Happy Ending Tony Stark Has a Heart Peter Parker Needs a Hug Peter Parker-centric Tony Stark Has Issues Fluff and Angst Hurt Peter Parker Protective Tony Stark Peter Parker Acts Like a Spider Trans Peter Parker Gay Harley Keener
After Doctor Strange casted the spell to make everyone forget who he was, Peter Parker tried to live as normal as he could for 5 years. Turns out though the spell didn't help.OrMy take on a bunch of different tropes that I have been reading about lat...
Lololololol

Lololololol

F/F
F/M
Gen
M/M
Multi
Other
G
Updated
11.04.2025
Fandom
頭七 | Tóu Qī (Visual Novel) Peanuts - Charles M. Schulz (Comics) Baby-Sitters Club - Ann M. Martin
Tags
Threesome - F/F/M Original Character(s) Angst with a Happy Ending Tony Stark Has a Heart Bucky Barnes Needs a Hug Everyone Needs A Hug I'm Sorry Sharing a Bed Relationship(s) I Made Myself Cry I'm Bad At Summaries Sad with a Happy Ending
No way to go to the back of the house 🏠 minutes ago otherwise you can get married and have to do it today and get a call back 🔙 and see what they do you need for you to be ready for you or the room and just be a little late dad and come to the hous...
The Avengers Kid

The Avengers Kid

F/F
F/M
Gen
M/M
G
Updated
11.04.2025
Fandom
X-Men - All Media Types Marvel Cinematic Universe The Avengers (Marvel Movies)
Characters
Original Characters, Tony Stark, Pepper Potts, Jarvis (Iron Man movies), James "Bucky" Barnes, Steve Rogers, Natasha Romanov (Marvel), Bruce Banner, Clint Barton, Wanda Maximoff, Peter Parker, James "Rhodey" Rhodes,
Tags
Other Additional Tags to Be Added Tony Stark Has a Heart Parent Tony Stark Implied/Referenced Self-Harm Suicide Attempt The Avengers Live in Avengers Tower (Marvel) Found Family Paganism Gothic Parent Steve Rogers
It had happened. Tony's worst nightmare yet biggest wish. Tony had a kid. But not just any kid a teen age kid. He had missed out on 15 years of his kids life without even knowing they were out there. Now he wants to make up for that.But how will Tony...
"You will be my girl. My girl, my girl, my girl. You will be my world."

"You will be my girl. My girl, my girl, my girl. You will be my world."

F/F
G
Updated
11.04.2025
Fandom
Marvel Cinematic Universe Marvel
Characters
Tony Stark, Morgan Stark (Marvel Cinematic Universe), Morgan Stark (Marvel Cinematic Universe) & Tony Stark
Tags
Tony Stark Has a Heart I Wrote This Instead of Sleeping Coming Out How Do I Tag Lesbian Character Precious Morgan Stark (Marvel Cinematic Universe) Morgan Stark-centric (Marvel Cinematic Universe) Teen Morgan Stark (Marvel Cinematic Universe) Morgan Stark Needs a Hug (Marvel Cinematic Universe) Good Parent Tony Stark
As Morgan has grown up, she's distancing herself from her father, and he suspects its a boy. How wrong he was.
An Altar To Us

An Altar To Us

F/F
F/M
M/M
G
Updated
11.04.2025
Fandom
Marvel Cinematic Universe Marvel The Avengers (Marvel Movies)
Characters
Original Characters, Tony Stark, Pepper Potts, James "Bucky" Barnes/Steve Rogers, James "Bucky" Barnes, Steve Rogers, Sam Wilson (Marvel), Natasha Romanov (Marvel), Bruce Banner, Clint Barton, Thor (Marvel), Stephen Strange,
Tags
Smut Angst Pregnancy Eventual Smut Hurt/Comfort Tony Stark Has a Heart Tony Stark Has Issues Whump Fluff and Angst Power Dynamics Kidnapping Nicknames
Stark of Midgard needs a queen and an heir to keep his newly inherited kingdom from becoming easy prey.Asgard needs an alliance.Loki never had a choice- but like Hel they're going to turn down an empty throne.And if that means being traded to Midgard...
Harri Potter and the Secrets that Keep

Harri Potter and the Secrets that Keep

F/M
Gen
G
Updated
14.04.2025
Fandom
Harry Potter - J. K. Rowling Marvel Cinematic Universe The Avengers (Marvel Movies)
Characters
Harry Potter, Pepper Potts/Tony Stark, Tony Stark, Pepper Potts, Bruce Banner, Peter Parker & Tony Stark, Peter Parker, Morgan Stark (Marvel Cinematic Universe), James Potter/Lily Evans Potter, Teddy Lupin, Harry Potter & Tony Stark, Peter Parker/Harry Potter,
Tags
Tony Stark Has a Heart Harry Potter Epilogue What Epilogue | EWE Post-Harry Potter and the Deathly Hallows Female Harry Potter Harry Potter is Tony Stark's Biological Child Harry Potter Raises Teddy Lupin Master of Death Harry Potter Tony Stark is Harry Potter's Parent Harry Potter is Not a Potter Parent Harry Potter Post-Movie: Avengers: Endgame (2019) Tony Stark Lives
Harriet Potter. The Girl-Who-Lived. The Woman-Who-Conquered.Harri has lived through enough troubles to fill two lifetimes. Finally through with war and bloodshed, she settles into her life as teen mother to a shapeshifting baby and roommate to a grum...
Iron Phoenix

Iron Phoenix

G
Updated
14.04.2025
Fandom
Harry Potter - J. K. Rowling Marvel Cinematic Universe Marvel (Comics)
Characters
Harry Potter, Pepper Potts/Tony Stark, Tony Stark, Pepper Potts, James "Rhodey" Rhodes, Happy Hogan, Remus Lupin, Sirius Black, Hermione Granger, Hermione Granger/Harry Potter
Tags
Tony Stark Has a Heart Protective Tony Stark Unreliable Narrator Werewolf Remus Lupin Protective Sirius Black Protective Remus Lupin Protective Pepper Potts Tony Stark is Good With Kids Deadpool being Deadpool Because Deadpool Deadpool narrator
Hey there, true believers, it’s your favorite Merc with a Mouth, Deadpool, and boy, do I have a story for you! Picture this: Tony Stark, a.k.a. Iron Man, ditches the billionaire-playboy routine to become a full-time dad! That’s right, Tony adopts lit...
Bucket List Drabbles

Bucket List Drabbles

F/M
Gen
M/M
Multi
G
Updated
15.04.2025
Fandom
Harry Potter - J. K. Rowling The Avengers (Marvel Movies) Twilight Series - Stephenie Meyer
Characters
Original Characters, Harry Potter/Tom Riddle | Voldemort, Hermione Granger/Harry Potter, Avengers Team Members (Marvel), Harry Potter Characters, Harry Potter & Tony Stark, Harry Potter/Original Male Character(s), Harry Potter/Original Female Character(s), Hermione Granger/Harry Potter/Ron Weasley, Hermione Granger/Viktor Krum, Remus Lupin/Harry Potter, James "Bucky" Barnes/Harry Potter,
Tags
Alternate Universe - Canon Divergence Murder Tony Stark Has a Heart Time Travel Dissociative Identity Disorder Rape/Non-con Elements Crack Treated Seriously Minor Character Death Dark Harry Potter Abusive Dursley Family (Harry Potter) Female Harry Potter Magically Powerful Harry Potter
Writing down all the drabbles I've thought up over the years.
Heroum

Heroum

Other
G
Updated
15.04.2025
Fandom
Harry Potter - J. K. Rowling Batman - All Media Types
Characters
Hermione Granger/Harry Potter, Tony Stark/Bruce Wayne, Tony Stark (Marvel 9810), Bruce Wayne Jr.
Tags
Tony Stark Has a Heart Parent Tony Stark Female Tony Stark Civil War Team Iron Man Watching the Show watching the movies Characteres watching the movies Los Wayne son hijos de Tony todos son hijos biológicos de Tony y Bruce
WATCHING THE SHOW/MOVIESDONDE DESPUÉS DE LA PELEA DEL AEROPUERTOLOS AVENGERS Y LA FAMILIA WAYNE SON LLEVADOSA UN CINE CON LA INTENCIÓN DE QUE VEAN LA VIDADE IRON WOMAN, MEJOR CONOCIDA COMO ALESSANDRASTARK O HERA WAYNE.
The Moment I Knew

The Moment I Knew

F/F
F/M
Gen
Multi
G
Updated
11.04.2025
Fandom
Marvel Cinematic Universe Marvel The Avengers (Marvel Movies)
Characters
Tony Stark, Bruce Banner, Tony Stark/Reader
Tags
Friends to Lovers Tony Stark Has a Heart Emotional Hurt/Comfort Fluff and Angst Tony Stark Needs a Hug Alternate Universe - Soulmates Soulmates Soulmate-Identifying Marks Romantic Soulmates Gender-Neutral Pronouns Hurt Tony Stark Tony Stark Feels
Y/N always kept their real name and their soulmate tattoo a secret, but when the paparazzi catch a glimpse of Tony's wrist, the insecure special agent suddenly has a lot of explaining to do.
Harry Potter and the Unexpected Family

Harry Potter and the Unexpected Family

F/F
F/M
M/M
Multi
G
Updated
18.04.2025
Fandom
Harry Potter - J. K. Rowling Marvel Cinematic Universe
Characters
Harry Potter, Tony Stark, Loki (Marvel), Sirius Black/Remus Lupin, Remus Lupin, Sirius Black, James Potter, Lily Evans Potter, Ron Weasley, Hermione Granger, Tom Riddle | Voldemort, Albus Dumbledore,
Tags
Angst Angst with a Happy Ending Hurt/Comfort Tony Stark Has a Heart Recovery Post-Traumatic Stress Disorder - PTSD Parent Tony Stark Angst and Hurt/Comfort Protective Tony Stark Hurt I’m sorry Harry Potter is So Done
Harry Potter's life has never been normal. So why was he surprised to find out that his life was once again not what it seemed? Apparently, his father is alive and, get this, was the one who gave birth to him, which is possible because he's an actual...
Harry James Stark (Rewrite)

Harry James Stark (Rewrite)

G
Updated
18.04.2025
Fandom
Harry Potter - J. K. Rowling Marvel Cinematic Universe The Avengers (Marvel Movies)
Characters
Harry Potter, Pepper Potts/Tony Stark, Tony Stark, Pepper Potts, James "Bucky" Barnes, Steve Rogers, Natasha Romanov (Marvel), Bruce Banner, Wanda Maximoff, Peter Parker & Tony Stark, Peter Parker, Harley Keener,
Tags
Angst Hurt/Comfort Tony Stark Has a Heart Parent Tony Stark Peter Parker Needs a Hug Irondad spiderson Avengers Family Protective Tony Stark Tony Stark Needs a Hug Gay Harley Keener Abusive Dursley Family (Harry Potter)
Harry had just finished his fifth year at Hogwarts when his uncle picks him up from the platform, shoves him on a plane, and tries to sell him to his biological father in New York. Harry is still reeling from the death of his godfather, and is not re...
Then we were two

Then we were two

F/F
M/M
G
Updated
12.04.2025
Fandom
Marvel Cinematic Universe The Avengers (Marvel Movies)
Characters
Pepper Potts/Tony Stark, Tony Stark, Pepper Potts, James "Bucky" Barnes, Steve Rogers, Sam Wilson (Marvel), Natasha Romanov (Marvel), Bruce Banner, Clint Barton, Peter Parker, James "Rhodey" Rhodes, Thor (Marvel),
Tags
Tony Stark Has a Heart Natasha Romanov Is Not A Robot Tony Stark is a Good Dad Tony Stark Deserves Better Past Pepper Potts/Tony Stark Possible James Bucky Barnes/Sam wilson Eventual Steve Rogers/Tony Stark Tony Stark Has Self-Esteem Issues Cannon Divergence natasha Romanov acting as parental figure
In which Tony, during the events of iron man two, learns he has a daughter. A daughter that will be all alone without him.
How am I supposed to be a Dad?

How am I supposed to be a Dad?

M/M
Multi
G
Updated
18.04.2025
Fandom
Harry Potter - J. K. Rowling Marvel Cinematic Universe The Avengers (Marvel Movies)
Characters
Harry Potter, Tony Stark, James "Bucky" Barnes/Steve Rogers, Steve Rogers, James Potter, Fred Weasley, George Weasley, Steve Rogers/Tony Stark, James "Bucky" Barnes/Tony Stark, James "Bucky" Barnes/Steve Rogers/Tony Stark, Lucky (Hawkeye), Harry Potter/Fred Weasley/George Weasley
Tags
Alternate Universe - Canon Divergence Hurt/Comfort Tony Stark Has a Heart Post-Traumatic Stress Disorder - PTSD Parent Tony Stark Emotional Hurt/Comfort Mpreg Polyamory Child Abuse Alternate Universe Twincest Deaf Clint Barton
After having a bad summer, Harry goes to Gringots to get a new vault key. In doing so, he finds out family secrets that were buried with his supposed parents. He reaches out to his biological father for help, only for neither of them to know how to b...
Betrayals.....Loyalties....Fuck!! It runs in the family doesn't it?

Betrayals.....Loyalties....Fuck!! It runs in the family doesn't it?

M/M
Multi
G
Updated
18.04.2025
Fandom
Harry Potter - J. K. Rowling Marvel Cinematic Universe The Avengers (Marvel Movies)
Characters
Harry Potter, Tony Stark, Pepper Potts, Jarvis (Iron Man movies), James "Bucky" Barnes, Steve Rogers, Natasha Romanov (Marvel), Bruce Banner, Clint Barton, Wanda Maximoff, Peter Parker & Tony Stark, Peter Parker,
Tags
Tony Stark Has a Heart Protective Tony Stark Tony Stark Needs a Hug BAMF Hermione Granger Albus Dumbledore Bashing Voldemort Dies (Harry Potter) Hermione Granger & Harry Potter Friendship Harry Potter & Ron Weasley Friendship Abused Harry Potter Hurt Tony Stark BAMF Pepper Potts BAMF Molly Weasley
What if Voldemort dies in the battle at the ministry? What if things go differently afterwards? Harry faces the ultimate betrayal as secrets come to light....In New York, Tony is having date night with Steve, when someone crashes their date ......lit...
Winter Snake

Winter Snake

F/M
M/M
G
Updated
19.04.2025
Fandom
Harry Potter - J. K. Rowling The Avengers (Marvel Movies)
Characters
Harry Potter, Tony Stark, Steve Rogers/Tony Stark, Harry Potter & Tony Stark, Avengers Team, James "Bucky" Barnes/Harry Potter
Tags
Dysfunctional Family Tony Stark Has a Heart Parent Tony Stark Albus Dumbledore Bashing Ron Weasley Bashing Female Harry Potter Slytherin Harry Potter Molly Weasley Bashing Hermione Granger Bashing Smart Harry Potter Squib Tony Stark Revenge Aganist Dursley
Tony Stark received a letter from his cousin that turned his world upside down.On the other side of the world, Haresa Potter is silently moving to destroy those who have harmed her and want to manipulate her. She is smart and vindictive. She has plan...
Half-Full

Half-Full

F/M
Gen
G
Updated
19.04.2025
Fandom
Harry Potter - J. K. Rowling The Avengers (Marvel Movies)
Characters
Michelle Jones/Peter Parker, Melina Vostokoff, Carol Danvers/James "Rhodey" Rhodes, Jane Foster/Thor, Ned Leeds & Peter Parker, Steve Rogers/Natasha Romanov, Avengers Team & Original Female Character(s), James "Bucky" Barnes/Darcy Lewis, Tony Stark / Lilith Lokidottir, Loki Odinson / Lily Evans, Phil Coulson/Audrey Nathan, Jane Foster & Darcy Lewis,
Tags
Time Skips Tony Stark Has a Heart Hydra (Marvel) Parent Tony Stark Peter Parker Needs a Hug It Gets Worse Before It Gets Better Tony Stark Has Issues Domestic Avengers Hurt Peter Parker Protective Tony Stark Politics The Author Regrets Everything
Lilith Lokidottir is done waiting for her knight in shining armor - her father - to come and save her. He left when she was ten, her newly accepted to Hogwarts and with a newborn half-sister. Six years later, everyone she knew and loved but her siste...
Stop

Stop

F/F
F/M
M/M
Multi
G
Updated
12.04.2025
Fandom
Marvel Cinematic Universe The Avengers (Marvel Movies)
Characters
Tony Stark, Steve Rogers, Natasha Romanov (Marvel), Bruce Banner, Clint Barton, Thor (Marvel), Steve Rogers/Reader, Natasha Romanov (Marvel)/Reader, Steve Rogers/Tony Stark, Thanos (Marvel), Natasha Romanov/Tony Stark, Steve Rogers/Natasha Romanov,
Tags
Fluff Angst Tony Stark Has a Heart Steve Rogers Feels Fluff and Angst Domestic Fluff I Wrote This Instead of Sleeping Natasha Romanov Feels Not Avengers: Endgame (Movie) Compliant Protective Natasha Romanov