Agnes Middleton Raeburn (8 April 1872- 3 August 1955) was a Scottish member of the informal group of artists known as "The Immortals".

She was the youngest of six siblings, including Charles and Lucy Raeburn.

[2] In 1887, at the age of 15, she obtained a place at Glasgow School of Art and she was there for five years.

During her time at school Raeburn contributed to the student publication, The Magazine, created by Charles Rennie Mackintosh.

This group also included Janet Aitken, Margaret Macdonald Mackintosh, Jessie Newbery, Ruby Pickering, Katharine Cameron, Jessie Keppie and Frances McNair.