Sarah Louise McCarthy-Fry (née Macaree; born 4 February 1955) is a British Labour Co-operative politician.
McCarthy-Fry attempted selection as the Labour candidate for the seat of Portsmouth North in 1997, and later became Syd Rapson's campaign manager.
In Prime Minister Gordon Brown's cabinet reshuffle in 2007, she was made PPS to Geoff Hoon, the Chief Whip.
On 5 October 2008, she was promoted to become a Parliamentary Under-Secretary of State in the Department for Children, Schools and Families replacing Lord Adonis, who was moved from Education to Transport.
Along with Anne Snelgrove, she co-ordinated Ed Balls's campaign in the Labour party leadership election which followed.