NCIS Fanfiction
Naval Criminal Investigative Service solving crimes involving the Navy and Marines.
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What is NCIS fanfiction?
NCIS fanfiction is fan-created stories set in the NCIS universe. With over 41,000 works on Archive of Our Own, NCIS is one of the most popular fandoms in the fanfiction community.
These stories explore beloved characters like Leroy Jethro Gibbs, Tony DiNozzo, Ziva David, Timothy McGee, and many more. Writers create everything from short one-shots to epic novel-length adventures, exploring relationships, alternate universes, and "what if" scenarios.
Most Popular NCIS Fanfics
These are the highest-rated NCIS stories on AO3, ranked by kudos from readers.
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by danu40k
Fear and panic hit harder than when Sonny had a gun on his head and Mike tried to talk him out of blowing his brains out for being a cop. All because Gibbs had to get the bastard NOW instead of waiting till all the tests were in and insisted on confronting him onboard a flight that was going to be a
Universal Collisions
by Noroadsleft
The Multiverse has broken open. Legends from past and present must work together to find the cause of why characters from another universe are being displaced as a husband and wife dedicate their resources to providing sanctuary. Jethro Gibbs allies himself with Jack and Sarah Fosse to understand wh
The Flame that once was
by ncisandsvuthesearetheirstories
When Jennifer Shepard dies, Leroy Jethro Gibbs thinks he’s already lost everything. Then the truth surfaces. A secret Jenny never told him.A daughter he never knew existed. Suddenly Gibbs isn’t just grieving the woman he once loved—he’s facing a terrified little girl who has lost her mother and does
Why He Was Good At Being In Control, And She Was Not.
by Music_Muse
Tony had a very specific reason for not sleeping with her, and it had nothing to do with Gibbs’ rules or any sense of proprietary between work partners. He simply knew that were deeply incompatible in that sense. She needed to be in control. It screamed out of her every pore. But so did he. Tony and
Revelations and Resolutions
by Gottahavemyncis
Revelations and Resolutions is the 4th and probably, maybe the last part of the series Becoming Tim which began with Professor McGee, continued with Reaping the Bounty, followed by In Motion. The stories follow Tim McGee's life as he first faces a personal dilemma which ultimately leads to love, suc
Shattered
by Zory_Alechiv
Ziva needed time and he understood.Tony was the one to chase after her, yet when he came back, Tim felt like he'd lost Tony as well.When Ziva died, he needed Tony, but her death drove a wedge between them, and when Tony left, Tim was hardly surprised.When Ziva comes back, hope blooms, but she's warn
Under Pressure
by Mirandabelle
Tony and Ziva are in the newborn trenches with a miserable Tali and have no idea how to help. Gibbs comes to the rescue with an unorthodox but effective way to relieve the pressure, and finds an unexpected slice of peace for himself in the process.
A Familliar Challenge
by Phantomgamer11
I had some real basic ideas after binging some Familiar of Zero Fics. i challenge YOU to build a story off of these Ideas. Each Chapter is an idea, a spark. i want to see you ignite!
Bob
by crazycurly_77
A helicopter is stolen from Quantico Base. The machine is a secret new project of the Navy, but who has it? Several people are suspicious. This is written in the style of the Series 24.Events occur in real time.
Are you serious?!
by crazycurly_77
Going undercover as a soon-to-be married couple with Gibbs was supposed to be just another assignment.No feelings, no strings, no actual paperwork. At least, that was the theory.Because when something unexpected happens, the fake suddenly becomes reality. What now?
Like an old married couple
by crazycurly_77
You and Gibbs met and were immediately at each others throat. Do they hate each other, or do they perhaps even love each other?
Tell Me What You Want to Hear, I'll Get it Off My Chest (And I'll Keep All Our Secrets)
by 1f_this_be_madness
Ellie and Nick get together. That's it. That's what this is. (I KNEW it, the chemistry was real!)
Carry Me Through
by SummahWriter
Tony, Gibbs, and Vance have returned from Israel and the team is faced with the task of rebuilding, yet again. Enter Natalie Callahan, a detective from Boston looking for a purpose. Post "Aliyah" AU, Tony/OC centric, other characters involved.
Forget Me Not (Redux)
by newyork247
A killer from Gibbs' past comes looking for revenge and Director Jennifer Sheppard presents him with the perfect opportunity.
The Shape of Concern
by Nynyve_Mayim
Back home in Paris, their names cleared and their family intact, Ziva is trying to settle into a quieter life—keeping a careful grip on the parts of herself that could fracture the routine she’s trying to build. Tony stays close, closer than he has in years, watching for cracks, tracking risks by in
Time Will Tell
by sheistheweapon
"Albeit not perfect, not easy, not a fairytale of epic proportions, life had been kinder to them in the last eighteen months than it maybe had in years... A fairytale wasn’t required to write their book." Inevitably Tony and Ziva's "fairytale" was filled with the unplanned and the unexpected, though
You're a bastard, but... I trust you
by crazycurly_77
This is part of a series of 24 Gibbs-stories, which I've written as Advent calendar for 2025. But there's no Christmas inside. The title of all stories begins with the sentence: "You're a bastard, but..." ...and each story title has another ending. All stories are standalone and can be read independ
Story Write-Aways (Stories for Adoption)
by Holden1993
Stuck on ideas? Use one of mine. All ideas up for adoption by any writer. Various fandoms include Supergirl, Arrow, Flash, NCIS, Harry Potter, and others.
Wanna bet?
by palmersknight
Jess & Jimmy have an interesting bet going on.
Some Team
by danu40k
Tony takes some time off after Gibbs heads off to Mexico after losing his memories. He has had enough of the stresses at work impacting his health so gets Brad to give him an excuse to have time off. Boy do the other troublemakers wish he hadn't.
Popular NCIS Ships
Tibbs
Tony DiNozzo/Leroy Jethro Gibbs
NCIS team leader Gibbs and his senior field agent Tony DiNozzo, whose father-son dynamic and deep loyalty created one of the show's core relationships.
40,000 works →
McNozzo
Timothy McGee/Tony DiNozzo
NCIS agents Timothy McGee and Tony DiNozzo, whose relationship evolved from Tony's teasing and McGee's insecurity to mutual respect and partnership.
15,000 works →
Tiva
Tony DiNozzo/Ziva David
NCIS Special Agents Tony DiNozzo and Ziva David, partners whose playful banter and deep connection captivated fans for years.
42,000 works →
Common NCIS Tropes
Popular Characters
Frequently Asked Questions
How many NCIS fanfics are on AO3?
There are over 41,000 NCIS fanfiction works on Archive of Our Own, making it one of the platform's largest fandoms.
What are the best NCIS ships?
Popular NCIS pairings include Tibbs, McNozzo, Tiva. Each ship has thousands of dedicated stories exploring their relationship.
How can I read NCIS fanfiction on my phone?
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