Arthur and Hope Cahill

Hope Cahill was Amy Cahill and Dan Cahill's mother.


Hope Cahill was born in the year 1960, to Grace Cahill and Nathaniel Hartford, and grew up in Attleboro, Massachusettes. She married Arthur Trent in 1992, and had two children with him: Amy Cahill and Dan Cahill, the protagonists of the 39 Clues series. She perished in a fire when Amy and Dan were very young. The fire was set by Isabel Kabra co-leader of the Lucian branch of the Cahill family. Hope was a Madrigal.


Appearance and PersonalityEdit

In book six, In Too Deep, Amy starts to remember her mother. She had a playful sense of humor and was very silly. She also has a electronic chip containing a clue in her arm. Hope loves exploring, digging, and traveling . She looks a lot like her ancestor Madeleine Cahill.

Plot OverviewEdit

The Maze of BonesEdit

Dan lost the only picture he has of his mother and father.

The Black CircleEdit

With no appearance in this book, Hope Cahill and Arthur Trent's Picture in front of The Russian Embassy was inside NRR's package which was given to Amy Cahill and Dan Cahill. Dan was happy he had a new picture of his parents

In Too DeepEdit

It is revealed that the ones who set up the fire were Isabel Kabra.

The Viper's NestEdit

It was revealed that they hid their names under the alias Nudelmans but it was shown that Isabel set them up. Amy Cahill and Dan Cahill realized that they were Madrigals because Hope was.


She was an archeologists that means that she's good at field study.


Hope appeared in Card 427. There is also an X-Ray of her arm in Card 60 which has a electronic chip in it.


She is known to have had these clues: