Alexia Walker is an independent art advisor based in Johannesburg. She established the art advisory Walker Art to help collectors build collections and better understand and manage the value of their art. She has modern and contemporary art expertise with a special focus on Africa.

She works with private, corporate and institutional clients and has recently developed the permanent African art collection for The Africa Centre in London. She is also a board member at the Javett-UP Art Centre.

A regular contributor in the media, Alexia wrote the art advisory column in the Business Day and has participated in panel discussions about collecting African art.

Prior to Walker Art, Alexia co-founded the art advisory Walker Scott, was a business consultant in the art auction and advertising sectors and owned businesses in the marketing and music industries.

She grew up in Paris and holds a Master in contemporary art history from Université de La Sorbonne.