Jason Matthew Rayner (born 14 September 1966), professionally known as Jay, is an English journalist. He writes primarily about food and has done so for  The Guardian, The Mail on Sunday, and The Observer.

Rayner has written four novels, and seven books of nonfiction. He plays piano in jazz ensemble The Jay Rayner Quartet.

His mother, Claire Rayner, was a well known agony aunt. He is married to Pat Gordon-Smith, and has two children.

Quiz Show Appearances

• Celebrity Mastermind, 2018/19 series Episode 5 - Rayner appeared alongside former rugby player Maggie Alphonsi, actor Joe Thomas, and musician Ana Matronic. His specialist subject was The musicals of Arthur Freed. Rayner finished in third place.