| St. Hedwig Parish | |
| Location: | 99 Otis Street (Church), 100 Otis St (Rectory) Cambridge, Massachusetts |
| Country: | United States |
| Pushpin Map: | Boston |
| Denomination: | Roman Catholic |
| Founder: | Polish immigrants |
| Dedication: | St. Hedwig |
| Archdiocese: | Boston |
| Province: | Boston |
St. Hedwig Parish is designated for Polish immigrants in Cambridge, Massachusetts, United States. Founded in 1907, it was one of the Polish-American Roman Catholic parishes in New England within the Archdiocese of Boston.
The last pastor of the parish, from 1964, was Monsignor Francis Chmaj. The parish closed on June 15, 1995, although the closing mass was held on April 23, 1995.
After World War II, the parish served as a gathering place for the Polish Armed Forces officers who settled in the Boston area.