Louise Drewett is a London-based composer, performer and teacher.

She co-directs Singhealthy, an organisation that runs community choirs in Berkshire, and, as well as accompanying the choirs, has written and arranged numerous pieces in their repertoire. Louise writes choral, vocal and instrumental music for a variety of contexts. Since 2012 she has collaborated with theatre company Arbonauts, most recently for productions at Inside Out Dorset and Latitude festivals. She has also collaborated with poet Clare Shaw, writing songs for solo voices and for choir.

Louise is currently studying towards a PhD in composition with Philip Cashian at the Royal Academy of Music. She gained an MMus with Distinction at the same institution, supported by the Countess of Munster Musical Trust and a Vaughan Williams Bursary from the RVW Trust, and was awarded the 2018 Charles Lucas Composition Prize.

Previously, she studied composition with Giles Swayne, and has studied with Michael Finnissy as a Britten-Pears Young Artist at Aldeburgh Music, and on the Advanced Composition course at Dartington International Summer School.