Sandra Coffey (born 1978) is an Irish opera singer, born 1978.

A native of Athenry, Coffey worked as a journalist in the Galway Advertiser in 2003 before embarking on a career in the music business.

A classically trained soprano, she trained with the Royal Irish Academy of Music. She represented Ireland at the Francisco J. Viñas Competition at the Royal Opera House in Covent Garden, London.

In 2008 she appeared on the RTE show, Seoige & O’Shea, performing a song with Eurovision winner, Paul Harrington, Wishing You Were Here from Phantom of the Opera.

She is based in Galway.