Harry Church Oberholser (June 25, 1870 – December 25, 1963) was an American ornithologist.

During his career, he collected bird specimens while on trips with Vernon Bailey and Louis Agassiz Fuertes.

[2] In 1928, Oberholser helped organize the Winter Waterfowl Survey, which continues to this day.

In 1941, at the age of 70, he became curator of ornithology at the Cleveland Museum of Natural History.

A complete manuscript of his work is available at the Dolph Briscoe Center for American History.