Arthur Harry Church (28 March 1865 – 24 April 1937) was a British botanist and botanical illustrator. He was also a pioneer amateur photographer. From 1908 to his retirement in 1930 he was a lecturer in botany at Oxford University and was best known for his inspiring lectures.
His particular fields of interest were phyllotaxy, the development and arrangement of parts of the flower and one-celled sea plants.

