Harry D. Breeding (born c. 1861; died c. 1941) was an architect partnered with David O. Whilldin in the firm of Breeding & Whilldin from 1904 to late 1906. The partnership's best-known commission was Birmingham High School, completed in 1906.
- Shelby, Thomas Mark (April 2007) "D. O. Whilldin". Heritage Week 2007. Tuscaloosa County Preservation Society.