Ellinor Catherine Cunningham van Someren was a Ugandan-born British medical entomologist. She specialised in mosquitoes, identifying at least thirty-three new species while employed by the Kenyan Health Service and partaking in scientific surveys in Kenya, Tanzania, and Somalia. In 1962, she was a consultant on yellow fever to the World Health Organization. Van Someren was appointed an Officer of the Order of the British Empire in the Queen's Birthday Honours in 1974 for diplomatic services in scientific research overseas.