Swift was born on December 13, 1989 in Wyomissing, Pennsylvania. She is the daughter of Andrea Gardner (née Finlay), a homemaker, and Scott Kingsley Swift, a stockbroker. Her maternal grandmother, Marjorie Finlay, was an

opera singer. Swift has a younger brother, Austin.

Digby, whose mother is Japanese and father is Irish American, is the oldest of three siblings. Her two sisters are Naomi (born December 12, 1985) and Erina (born August 8, 1987). She began writing songs during high school in Los Angeles, California. After her freshman year at the University of California, Berkeley, she won the 2004 Pantene Pro-Voice competition with her song "Miss Invisible". The grand prize for the concert included working with a professional producer on an album, $5,000 and performing on stage with other top performers.