12 :D
Selena Gomez started acting at age 3 [i think]
She was 11 or 12 when she started singing.
10
it was when she was 15 in 2007
like when she was 3
She started singing to the public at the age of 11-12
How old is Selena Gomez
she started her carreer when she was seven years old playing as Gianna in Barney & Friends.
14, or 15
Maybe at the age of 13 0r 14 !!:)
Started out filming in wizard of waverlt place
Her first role was in Barney&friends she was 8