Kathleen McArthur (1915–2001), was an Australian naturalist, writer, botanical illustrator and conservationist. She was born in Brisbane, Queensland to Catherine and Daniel Evans. Her mother was a daughter of the Durack pastoral family, her father a co-founder of an engineering firm. She married Malcolm McArthur in 1938 and had three children before divorcing in 1947. From 1942 she lived at Caloundra on the Sunshine Coast of Queensland.