Caragh M. O'Brien, 2000
Writers · January 1, 2000
Caragh M. O'Brien
★ HOW OLD IS CARAGH M. O'BRIEN?
Caragh M. O'Brien is 26 years old, born January 1, 2000 in United States · Capricorn.
#614of 5,098 Writers on HotBirthdays
★ LEDE
About
Caragh M. O'Brien writes dystopian Young Adult fiction set in climate-ravaged worlds. Born in the US in 2000, she's best known for the Birthmarked trilogy. She also published an adult novel, Annie Bot, under the pen name Sierra Greer, exploring the inner life of a malfunctioning gynoid companion.
★ FEATURE
Biography
Caragh M. O'Brien is an American novelist born in 2000. She's best known for the Birthmarked trilogy, a series of Young Adult dystopian novels set in a world destroyed by climate change. Beyond that series, O'Brien expanded into adult fiction under the pen name Sierra Greer, writing Annie Bot, a novel centered on a malfunctioning gynoid companion. As a writer, she works across genres and age categories, crafting speculative worlds that explore survival and technology. Her work spans young adult and adult audiences, each exploring different dimensions of human experience in speculative settings.
★ SIDEBAR
Trivia
- O'Brien published an adult novel, Annie Bot, under the pen name Sierra Greer rather than under her own name.
- The Birthmarked trilogy, her most recognized work, centers on worlds reshaped by climate catastrophe.
- She writes across both Young Adult and adult fiction genres.
★ SIDEBAR
Numerology
LIFE-PATH NUMBER
The Builder
Disciplined and structured. Caragh M. O'Brien succeed where consistency beats charisma — long catalogs, repeatable craft, slow-grow audiences.
★ ALL LIFE-PATH 4 CELEBS →★ ASTROLOGY
Birthday compatibility
By Chinese zodiac — san-he trine for best matches, opposing pair for the most friction-prone.
HIGHLY COMPATIBLE
- Seol In-ahRat · 1996
- Rae Lil BlackRat · 1996
- IsaacMonkey · 2004
- Yung GravyRat · 1996
- Robbie UreMonkey · 2004
CHALLENGING
- Alexander GouldDog · 1994
- Jean-Carl Boucher
★ FAQ
Frequently asked
- How old is Caragh M. O'Brien?
- Caragh M. O'Brien is 26 years old (born January 1, 2000).
- When is Caragh M. O'Brien's birthday?
- Caragh M. O'Brien was born on January 1, 2000.
- What is Caragh M. O'Brien's zodiac sign?
- Caragh M. O'Brien is a Capricorn, born January 1, 2000.
- What is Caragh M. O'Brien's Chinese zodiac sign?
- Caragh M. O'Brien was born in 2000, the year of the Metal Dragon.
- Where is Caragh M. O'Brien from?
- Caragh M. O'Brien is from United States.
- What does Caragh M. O'Brien do?
- Caragh M. O'Brien is a writer.
#7,413
Top 25%
