Klaus Hargreeves FanFiction

You are Trans

You are Trans

F/F
F/M
Gen
M/M
Multi
Other
G
Updated
11.04.2025
Fandom
QSMP | Quackity SMP The Umbrella Academy (TV) Rise of the Teenage Mutant Ninja Turtles (Cartoon 2018)
Characters
TommyInnit (Video Blogging RPF), Roier (Video Blogging RPF), Rafael Lange | Cellbit, Donatello (TMNT), Michelangelo (TMNT), Number Five | The Boy (Umbrella Academy), Klaus Hargreeves
Part 1 You are a man---------------'-----------'--------------------'--------------'---------------------- ( Not for Trans women, trans girls, tranfems to svae you dysphoria click to the next one))
Welcome

Welcome

F/F
F/M
Gen
M/M
Multi
Other
G
Updated
12.04.2025
Fandom
The Umbrella Academy (TV) The Umbrella Academy (Comics)
Characters
Fei Hargreeves, Sloane Hargreeves, Number Five | The Boy (Umbrella Academy), Klaus Hargreeves, Number Five | The Boy/Number Six | Ben Hargreeves, Number Five | The Boy/Viktor Hargreeves/Number Six | Ben Hargreeves, Klaus Hargreeves/David "Dave" Katz, Raymond Chestnut/Allison Hargreeves, Luther Hargreeves/Sloane Hargreeves, Vanya Hargreeves | Viktor Hargreeves, Number Six | Ben Hargreeves, Allison Hargreeves,
Tags
Alternate Universe - Canon Divergence Other Additional Tags to Be Added Vanya Hargreeves | Viktor Hargreeves Has Powers Vanya Hargreeves | Viktor Hargreeves Needs A Hug Parent Vanya Hargreeves | Viktor Hargreeves Parent Number Five | The Boy Good Parent Grace Hargreeves Parent Diego Hargreeves Lila Pitts Needs A Hug Parent Klaus Hargreeves
It was a normalish day for the Hargreeves family. Indie was sitting in the living room when a portal opened. She thought nothing of it as she wrote out a new song for the band to perform later that week. That was until they heard the voice of their f...
A New Beginning

A New Beginning

F/F
F/M
Gen
M/M
Multi
Other
G
Updated
12.04.2025
Fandom
The Umbrella Academy (TV) Call the Midwife
Characters
Trixie Franklin, Julienne (Call the Midwife), Monica Joan (Call the Midwife), Number Five | The Boy (Umbrella Academy), Klaus Hargreeves, Patrick Turner, Bernadette | Shelagh Turner, Vanya Hargreeves | Viktor Hargreeves, Number Six | Ben Hargreeves, Allison Hargreeves, Diego Hargreeves, Luther Hargreeves,
Tags
Other Additional Tags to Be Added Time Travel Crossover Pre-Transition Vanya Hargreeves | Viktor Hargreeves Autistic Vanya Hargreeves | Viktor Hargreeves
It was easy to miss the blue light dropping a child on to the ground with all the bombs going off. The child I'm the too big suit curled into a ball and whimper as bombs fell. It was morning a few hours after the bombs stopped falling. The three year...
Puff puff pass

Puff puff pass

F/F
F/M
Gen
M/M
Multi
Other
G
Updated
12.04.2025
Fandom
The Umbrella Academy (TV) The Umbrella Academy (Comics)
Characters
Fei Hargreeves, Sloane Hargreeves, Number Five | The Boy (Umbrella Academy), Klaus Hargreeves, Vanya Hargreeves | Viktor Hargreeves, Number Six | Ben Hargreeves, Allison Hargreeves, Diego Hargreeves, Luther Hargreeves, Marcus Hargreeves, Alphonso Hargreeves, Jayme Hargreeves,
Tags
Drug Use Recreational Drug Use Underage Smoking Autistic Vanya Hargreeves | Viktor Hargreeves Klaus Hargreeves Has ADHD Diego Hargreeves has ADHD Good Sibling Diego Hargreeves Good Sibling Klaus Hargreeves Good Sibling Vanya Hargreeves | Viktor Hargreeves
"Yeah... Hey guys am I a mermaid?" Diego asked staring off into space.
Finding Hope

Finding Hope

F/F
F/M
Gen
M/M
Multi
Other
G
Updated
12.04.2025
Fandom
The Umbrella Academy (TV)
Characters
Fei Hargreeves, Sloane Hargreeves, Number Five | The Boy (Umbrella Academy), Klaus Hargreeves, Vanya Hargreeves | Viktor Hargreeves, Number Six | Ben Hargreeves, Allison Hargreeves, Diego Hargreeves, Luther Hargreeves, Marcus Hargreeves, Alphonso Hargreeves, Jayme Hargreeves,
Tags
Other Additional Tags to Be Added Falling In Love Coming of Age Wedding Fluff Paganism Vanya Hargreeves | Viktor Hargreeves Has Powers Pre-Transition Vanya Hargreeves | Viktor Hargreeves Vanya Hargreeves | Viktor Hargreeves Gets a Hug Post-Transition Vanya Hargreeves | Viktor Hargreeves Vanya Hargreeves | Viktor Hargreeves-centric Sober Klaus Hargreeves Klaus Hargreeves Needs A Hug
Vayna sniffed as she slide into a room in the library. She hadn't realized was in use until she sat down and noticed the group of people. She knew she should probably leave but something in her told her to stay. The group of people were about her age...
Double Trouble Number Two

Double Trouble Number Two

F/F
F/M
Gen
M/M
Multi
Other
G
Updated
12.04.2025
Fandom
The Umbrella Academy (TV) The Umbrella Academy (Comics)
Characters
Number Five | The Boy (Umbrella Academy), Klaus Hargreeves, Vanya Hargreeves | Viktor Hargreeves, Number Six | Ben Hargreeves, Allison Hargreeves, Diego Hargreeves, Luther Hargreeves, Diego Hargreeves/Vanya Hargreeves | Viktor Hargreeves, Diego Hargreeves/Lila Pitts, Diego Hargreeves/Vanya Hargreeves | Viktor Hargreeves/Lila Pitts, Viktor Hargreeves/lila pitts
Tags
Other Additional Tags to Be Added Twins Vanya Hargreeves | Viktor Hargreeves Has Powers Parent Vanya Hargreeves | Viktor Hargreeves Parent Diego Hargreeves Autistic Vanya Hargreeves | Viktor Hargreeves Protective Diego Hargreeves Klaus Hargreeves Has ADHD Diego Hargreeves has ADHD Vanya Hargreeves | Viktor Hargreeves Gets a Hug Klaus Hargreeves and Vanya Hargreeves | Viktor Hargreeves are Twins Diego Hargreeves is Bad at Feelings
Elliott was in the alley setting more cameras up when the light appeared again. He watched in fascination as someone fell out of the portal. The person in a bright white suit laid on the pavement. Elliott slow made his way over to them when they hadn...
A Study in Life

A Study in Life

F/F
F/M
M/M
Multi
Other
G
Updated
12.04.2025
Fandom
The Umbrella Academy (TV)
Characters
Number Five | The Boy (Umbrella Academy), Klaus Hargreeves, Vanya Hargreeves | Viktor Hargreeves, Number Six | Ben Hargreeves, Allison Hargreeves, Diego Hargreeves, Luther Hargreeves, Chuck Beaman/ Viktor Hargreeves, Chuck Beaman, Eudora Patch
Tags
Fluff Dysfunctional Family Alpha/Beta/Omega Dynamics Author Is Sleep Deprived The Author Regrets Nothing Pack Dynamics Omega Vanya Hargreeves | Viktor Hargreeves Alpha Luther Hargreeves Omega Klaus Hargreeves Alpha Number Six | Ben Hargreeves Alpha Number Five | The Boy
Honestly Viktor didn't know what to expect when his father packed him up and sent him to college but as he entered his first class he decided it was nothing like this.
Hargreeves meet Hargreeves

Hargreeves meet Hargreeves

F/F
F/M
Gen
M/M
Multi
Other
G
Updated
12.04.2025
Fandom
The Umbrella Academy (TV) The Umbrella Academy (Comics)
Characters
Number Five | The Boy (Umbrella Academy), Klaus Hargreeves, Vanya Hargreeves | Viktor Hargreeves, Number Six | Ben Hargreeves, Allison Hargreeves, Diego Hargreeves, Luther Hargreeves, Jayme Hargreeves, Stan (Umbrella Academy), Claire (Umbrella Academy)
Tags
Author Is Sleep Deprived The Author Regrets Nothing Crossover Sleepovers Parent Vanya Hargreeves | Viktor Hargreeves Parent Number Five | The Boy Parent Diego Hargreeves Parent Klaus Hargreeves Autistic Vanya Hargreeves | Viktor Hargreeves Klaus Hargreeves Has ADHD Parent Allison Hargreeves Unexpected Visitors
Psi had been practicing just like papa had said. He was able to make a controlled portal and hold it if he was concentrating. He had been holding a rather large one infront of him when someone knocked into him.
Entrer dans ton coeur

Entrer dans ton coeur

M/M
G
Updated
19.04.2025
Fandom
Harry Potter - J. K. Rowling The Umbrella Academy (TV) Anne with an E (TV)
Characters
Harry Potter, James Potter, Lily Evans Potter, Draco Malfoy/Harry Potter, Draco Malfoy, Lucius Malfoy, Narcissa Black Malfoy, Number Five | The Boy (Umbrella Academy), Klaus Hargreeves, Kaz Brekker, Number Six | Ben Hargreeves, Allison Hargreeves,
Tags
Tags May Change Mpreg Strangers to Lovers Alternate Universe - Royalty Alternative Universe - Kingdom Rare Pairings Alternate Universe - No Powers Alternate Universe - Non-Magical Royal Prince Draco Malfoy no beta we die like cedric Royal Prince Harry Potter no straight here
𝐽𝑒 π‘£π‘Žπ‘–π‘  π‘‘π‘œπ‘’π‘‘ π‘’π‘ π‘ π‘Žπ‘¦π‘’π‘Ÿ π‘π‘œπ‘’π‘Ÿ π‘”π‘Žπ‘”π‘›π‘’π‘Ÿ 𝑒𝑛 π‘’π‘ π‘π‘Žπ‘π‘’ π‘‘π‘Žπ‘›π‘  π‘‘π‘œπ‘› π‘π‘œπ‘’π‘’π‘ŸI will try everything to gain a space in your heart.Hello! We are two writers: Miss Serpent and Miss Venus and before we start we want to make a few things clear: -In this story we won't touch...
Story Ideas

Story Ideas

F/F
F/M
Gen
M/M
G
Updated
12.04.2025
Fandom
Harry Potter - J. K. Rowling Marvel Cinematic Universe The Avengers (Marvel Movies)
Characters
Aizawa Shouta | Eraserhead, Class 1-A (My Hero Academia), Whitebeard Pirates, Mugiwara Kaizoku | Strawhat Pirates, Irina Jelavić, Number Five | The Boy (Umbrella Academy), Klaus Hargreeves, Sakusa Kiyoomi, Kurosaki Ichigo, Suna Rintarou, Arcobaleno (Katekyou Hitman Reborn!), Allison Hargreeves,
Tags
Depression Self-Harm Suicide Attempt Alpha/Beta/Omega Dynamics Misunderstandings Alternate Universe - Everyone Lives/Nobody Dies Somebody Lives/Not Everyone Dies story ideas Overpowered characters Song: This Is Me (The Greatest Showman) karushuu are brothers The Umbrella Academy (TV) Spoilers
Just a collection of random story ideas that pop into my head at weird times of the day
kneel before the king (i'm clean, i'm clean)

kneel before the king (i'm clean, i'm clean)

F/F
M/M
G
Updated
12.04.2025
Fandom
The Umbrella Academy (TV)
Characters
Original Female Character(s), Number Five | The Boy (Umbrella Academy), Klaus Hargreeves, Klaus Hargreeves/David "Dave" Katz, Allison Hargreeves, Diego Hargreeves, Luther Hargreeves, Ben Hargreeves, Vanya Hargreeves, Ben Hargreeves & Klaus Hargreeves, Number Five | The Boy & Klaus Hargreeves, Klaus Hargreeves & Everyone,
Tags
Fluff Angst with a Happy Ending Romance Drug Use Boys In Love Alcohol Abuse/Alcoholism Time Travel Fix-It No Incest No Apocalypse Klaus Hargreeves Needs A Hug David "Dave" Katz Lives Good Sibling Ben Hargreeves
Wherein Klaus runs away from his problems, Ben is Fed Up with his shit, Five would once again like to state for the record that all of his siblings are idiots and maybe, together, they can figure out how to fix Klaus and Dave's relationship.***Five p...
Rewrite - MULTIFANDOM IMAGINES, ONESHOTS AND DRABBLES

Rewrite - MULTIFANDOM IMAGINES, ONESHOTS AND DRABBLES

F/F
F/M
Gen
M/M
G
Updated
12.04.2025
Fandom
Harry Potter - J. K. Rowling Marvel Cinematic Universe The Umbrella Academy (TV)
Characters
Harry Potter, Nick Fury, Remus Lupin, Sirius Black, Fred Weasley, George Weasley, Jemma Simmons, Leo Fitz, Harry Hook, Stefan Salvatore, Klaus Mikaelson, Elijah Mikaelson,
Tags
Fluff Angst Fluff and Angst Domestic Fluff Drabble Collection Drabble Oneshot imagine x Reader multifandom - Freeform im a slut for fluff
Multifandom one-shots from my Tumblr @ chiefdirector
Birthday Roadtrip

Birthday Roadtrip

F/F
F/M
Gen
M/M
Multi
Other
G
Updated
12.04.2025
Fandom
The Umbrella Academy (TV)
Characters
Reader, Number Five | The Boy (Umbrella Academy), Klaus Hargreeves, Allison Hargreeves, Diego Hargreeves, Luther Hargreeves, Reader/Everyone, Ben Hargreeves, Vanya Hargreeves, Diego Hargreeves/Reader, Klaus Hargreeves/Reader, Ben Hargreeves/Reader,
Tags
gender neutral reader no one dies Everyone’s alive road trip fic
You plan a trip for the Hargreeves’ birthday!!
Fireproof

Fireproof

F/F
F/M
M/M
G
Updated
12.04.2025
Fandom
The Umbrella Academy (TV)
Characters
Original Child Character(s), Klaus Hargreeves, Klaus Hargreeves/David "Dave" Katz, Allison Hargreeves, Diego Hargreeves, Luther Hargreeves, Ben Hargreeves, Vanya Hargreeves, Ben Hargreeves & Klaus Hargreeves, Klaus Hargreeves & Everyone, David "Dave" Katz, Klaus Hargreeves/Original Male Character(s),
Tags
Fluff Angst Alternate Universe - Canon Divergence Hurt/Comfort Fluff and Humor Implied/Referenced Child Abuse Family Bonding Accidental Baby Acquisition Prostitution Kid Fic Implied/Referenced Drug Use Sober Klaus Hargreeves
"Did you know me and you must be fireproof with all the hell that we've been through." -Coleman Hell After a misguided deal with the Devil, Klaus Hargreeves' world is turned upside down - it won't be easy but maybe along the way he can learn to heal...
Grace Hargreeves oneshots

Grace Hargreeves oneshots

F/F
G
Updated
12.04.2025
Fandom
The Umbrella Academy (TV)
Characters
Original Female Character(s), Number Five | The Boy (Umbrella Academy), Klaus Hargreeves, Allison Hargreeves, Diego Hargreeves, Luther Hargreeves, Ben Hargreeves, Vanya Hargreeves, Vanya Hargreeves/Original Female Character(s), Grace Hargreeves/Original Female Character(s), Diego Hargreeves & Grace Hargreeves, Number Five | The Boy & Grace Hargreeves,
Tags
Tooth-Rotting Fluff LGBTQ Themes Good Parent Grace Hargreeves no beta we die like ben no incest ya nasties grace is trying be nice Luther friendly Diego's a mommy's boy grace is gay yall can fight me
just some oneshots about everyone's favorite robot mom. I absolutely adore fics in Grace's pov, but the problem is there's not enough. Just like I did with the others, I'm supplying my own stuff.
Escaping from Hotel Oblivion

Escaping from Hotel Oblivion

F/F
F/M
Other
G
Updated
12.04.2025
Fandom
The Umbrella Academy (TV) The Umbrella Academy (Comics) The Umbrella Academy (TV) RPF
Characters
Number Five | The Boy (Umbrella Academy), Klaus Hargreeves, Allison Hargreeves, Diego Hargreeves, Luther Hargreeves, Vanya Hargreeves, Ben Hargreeves & Klaus Hargreeves, Number Five | The Boy & Klaus Hargreeves, Allison Hargreeves/Vanya Hargreeves, Diego Hargreeves & Klaus Hargreeves, Klaus Hargreeves & Vanya Hargreeves, Allison Hargreeves & Klaus Hargreeves,
Tags
Klaus Hargreeves Needs Help POV Diego Hargreeves Good Sibling Allison Hargreeves Number Five | The Boy Has Issues POV Vanya Hargreeves
Summary: all Hargreeves siblings (except Ben) are stuck in Hotel Oblivion separately. In order to escape, they need to face their past. (inspired by Avatar: The Last Airbender)
Umbrella academy one-shot collection

Umbrella academy one-shot collection

F/F
F/M
M/M
G
Updated
12.04.2025
Fandom
The Umbrella Academy (TV)
Characters
Klaus Hargreeves, Allison Hargreeves, Diego Hargreeves, Luther Hargreeves, Diego Hargreeves/Lila Pitts, Lila Pitts, Vanya Hargreeves, The Handler (Umbrella Academy)
Tags
Fluff Hurt/Comfort One Shot Collection not really any smut
Just Umbrella Academy one-shots, what else can i say? //Requests open!//
moms can have a little crush, as a treat

moms can have a little crush, as a treat

F/F
G
Updated
12.04.2025
Fandom
The Umbrella Academy (TV)
Characters
Original Female Character, Number Five | The Boy (Umbrella Academy), Klaus Hargreeves, Allison Hargreeves, Diego Hargreeves, Luther Hargreeves, Ben Hargreeves, Vanya Hargreeves, Grace Hargreeves, Grace Hargreeves/Original Female Character, Grace Hargreeves & The Hargreeves
Grace goes to the farmer's market and meets someone new and feels something new.
El diario de Luther, informes de misiΓ³n de una segunda oportunidad.

El diario de Luther, informes de misiΓ³n de una segunda oportunidad.

F/F
F/M
Gen
M/M
Multi
Other
G
Updated
12.04.2025
Fandom
The Umbrella Academy (TV) The Umbrella Academy (Comics)
Characters
Number Five | The Boy (Umbrella Academy), Klaus Hargreeves, Allison Hargreeves, Diego Hargreeves, Luther Hargreeves, Ben Hargreeves, Vanya Hargreeves, Reginald Hargreeves, Klaus Hargreeves & Luther Hargreeves, Allison Hargreeves & Luther Hargreeves, Diego Hargreeves & Luther Hargreeves, Luther Hargreeves & Vanya Hargreeves,
Tags
Father-Son Relationship Tags May Change Self-Reflection Self Confidence Issues Self-Discovery Brothers Brotherly Bonding Brother-Sister Relationships Brotherly Affection
Un vistazo al trabajo de aprovechar una segunda oportunidad de Luther.Basado al final de la primera temporada, como si no hubiese visto la segunda.
October Song//Ben Hargreeves

October Song//Ben Hargreeves

F/F
F/M
M/M
G
Updated
12.04.2025
Fandom
The Umbrella Academy (TV)
Characters
Original Female Character(s) of Color, Number Five | The Boy (Umbrella Academy), Klaus Hargreeves, Allison Hargreeves, Diego Hargreeves, Luther Hargreeves, Ben Hargreeves, Vanya Hargreeves, Vanya Hargreeves/Original Female Character(s), Reginald Hargreeves, Grace Hargreeves, Allison Hargreeves/Luther Hargreeves,
Tags
Siblings Protective Siblings Time Travel Past Abuse Abuse Heartbreak Death Love Teen Romance Teen Angst Teenage Drama Lies
After 13 years apart, Ava finds herself entangled in the Hargreeves' drama once more.