
#1
The Other Cahill (A 39 Clues fanfi...by e l i s e
Guess what? Alistair Oh had a adopted daughter that no one heard of. What happens after Alistair Oh gets killed during the capture and she is left alone? She decides to...
Completed

#2
39 clues (Ian Kabra x FemReader) by Lexi
It starts when Amy, Lexi and Dan Cahill, three orphans who discover, upon their grandmother Grace's death, that they are part of the powerful Cahill family, whose member...
Completed

#3
The Big Three (A Percy Jackson and...by Fandoms Unite!
Percy Jackson has been assigned a task to get two people who were handpicked by the three major gods, Zeus, Poseidon and Hades, to hold the key to their powers.
Unfortu...

#4
Until Dawnby Mischief Maker
Natalie Kabra and Daniel Cahill (Dan) both like eachother, but their older siblings Ian Kabra and Amy Cahill would NEVER let that happen. When Natalie sneaks off to a pr...
Completed

#5
39 Clues - What Up, Fam?by SageBrushO
A fanfiction written by me (I do not own 39 Clues, there are 7 rightful authors and it is absolutely an amazing series, you should check it out!)
~o~o~o~
Fiske Cahill...

#7
Percy Jackson and The 39 Clues (Cr...by ...girl with a tiara...
Percy Jackson, with his girlfriend and unarmed - not a good idea. He's just walking along a random street in Attleboro... when he's suddenly attacked by a pint-sized nin...

#8
A New Found Missionby Schuyler Holt
Casper Wyoming is sent undercover to Milwaukee. He's tasked with gaining information about the Holts and the Tomas Branch. In order to do so, he must gain the trust of t...

#9
Anam Cara | Ian Kabraby 𝕺𝖑𝖌𝖆
~ Anam Cara: a person with whom you can share your deepest thoughts, feelings and dreams with your soul friend.
Ian Kabra was convinced soulmates didn't exist. He didn't...
Completed

#10
Operation V.I.P.E.R. ~ An Alex Rid...by AvalonJune
Cara Peirce and Tom Harris are kidnapped! All the clues lead to an underground organization called V.I.P.E.R. Alex Rider is working as an undercover agent for MI6 (once...

#11
I'm Sorryby ❀ c i r c l e ❀
Dan Cahill will never be the same again. After the vespers life has gone back to normal. Well as normal as it can get. Amy and Ian are a thing. All three are going to sc...
Completed

#12
I Wasn't Ready for the Cahill Lifeby K. T. Somerset
Colette Thayer is fifteen and is called on her first ever Cahill mission. She has company of some friends to help her through. But it's clear when Isabel Kabra attacks C...

#13
One False Note (LONG TIME HIATUS!!)by Lexi
One False Note continues the adventures of Amy, Lexi and Dan Cahill as they crisscross Europe in their quest to discover the 39 Clues needed to find the source of their...

#14
A Long Cahill Reunionby Eliza
This book takes place after Vespers vs Cahills (before Pierce). Jamy is not a thing. Natalie is still alive. The Kabras, Holts, and Starlings are spending some time at t...
Completed

#15
Cahill in glassesby captainsaltwater2003
This is just a one-shot ! I got this idea while searching for my glasses.
Hope you like it.😊
Completed

#16
World Taken Overby Charli7e
Did you ever wonder what would have happened if the Vespers did manage to take over the world? If Amy and Dan had lost? Here's your chance to find out!

#17
-Against All Odds- (PJO and 39 Clu...by Jelloguyperson
Annabeth Chase is missing and no one knows where she is. Join Percy Jackson and his friends Grover and Nico on a quest to find their friend.

#18
Cahills at Schoolby Fasiha
The Vespers want revenge. No surprise. What about the scattered Cahills? Do they have to unite to defeat them? To win the battle?
And what if the arena is a normal schoo...