Round Bottom Mill, Holmfirth
- also known as: Riverside Mills
- appears on maps: 1892 [#94]
- location on map: off Woodhead Road, Holmfirth
- status: no longer exists
- category: woollen mill
- notes: shown as 1906 map as "Riverside Mills (mungo)"
- Wool and Worsit: A History of Textiles in the Holme Valley (2013) by Michael Day, pages 127-130