Harry Carr Maupin (July 11, 1872 – August 25, 1952) was an American Major League Baseball pitcher who played for two seasons.

Maupin died at the age of 80 in Parsons, Kansas, and is interred at Oakwood Cemetery.

Afterwards, Maupin played five seasons with the Ottumwa of the Iowa League.

[3] From 1905 onwards, Maupin was a conductor for the Katy Railroad for approximately 30 years.

This biographical article relating to an American baseball pitcher born in the 1870s is a stub.