As well as her older brother Spencer she also has an even older brother Ryan (who is 10 years older than her).

She has two dogs and a cat.

Abby was spoofed in the 2003 comedy, Scary Movie 3 (2003).

Became friends with Dakota Fanning when Dakota filmed The Cat in the Hat (2003) with her older brother Spencer Breslin.

Abigail is doublejointed

Has an older brother, Spencer Breslin.

Her on-screen brother in Raising Helen (2004) was played by her real- life brother, Spencer Breslin.

Was ranked #18 on Entertainment Weekly's '30 Under 30' the actress list.(2008).

Her favourite Disney film is Finding Nemo (2003).

She donated many items to Rocky Stone to be given to less fortunate kids as part of the Toy Mountain Campaign.

In 2007, became the fifth youngest actress ever to be nominated for best supporting actress at the age of 10 years. Those younger than Abigail were 'Tatum O'Neal (I)' (10 years old), Mary Badham (10 years old), Quinn Cummings (10 years old) and Justin Henry at 8 years old.

Her favorite movie is "Meet me in St. Louis.

When speaking for "Kids with a Cause", said she thought everybody needed a friend.

Abby and Kate Hudson bonded while on the set of Raising Helen (2004)

Was directed by Adam Arkin, the son of her Little Miss Sunshine (2006) co-star Alan Arkin, in an episode of "Grey's Anatomy" (2005).

When she's older, if she doesn't continue acting, she would like to become either a veterinarian or a fashion designer.

She is very good friends with fellow young actress Skye McCole Bartusiak

She said that if she were a superhero, she would want to fly and be able to speak every other language.

In 2007, she was ranked #8 in Forbes Magazine's list of "Young Hollywood's Top-Earning Stars", having earned $1.5 million in 2006.

Collects American Girl dolls and stuffed animals.