| Alphonsus "Phons" M. O'Mara | |
| Birth Date: | 13 October 1887 |
| Death Date: | 16 February 1958 |
| Nationality: | Irish |
| Occupation: | Businessman |
| Known For: | former chairman of Mayor of Limerick |
Alphonsus M. ("Phons") O'Mara (13 October 1887[1] – 16 February 1958) was a businessman and Irish republican Mayor of Limerick 1918-20.[2] O'Mara was a son of Stephen O'Mara, Snr, himself a former Mayor of Limerick and briefly an Irish Parliamentary Party MP.[3] Phons O'Mara was the brother of another Mayor, Stephen M. O'Mara. In 1918 he stripped Windham Wyndham-Quin, 4th Earl of Dunraven and Mount-Earl of the freedom of the City because of Dunraven's support for conscription.[4] In 1919 he helped negotiate the end of the Limerick Soviet.[5] His business activity related to the family bacon business, and he became owner of Donnolly's bacon factory.[6]