| Diab al-Mashi | |
| Constituency Mp: | Manbij |
| Parliament: | Syrian |
| Term Start: | November 1954 |
| Term End: | 11 August 2009 |
| Birth Date: | 1915 |
| Birth Place: | Jaifiniate al-Mashi, Aleppo Governorate, Syria |
| Death Date: | 11 August 2009 (Aged 94) |
| Death Place: | Aleppo, Syria |
| Nationality: | Syrian |
| Party: | People's Party, Ba'ath Party |
Diab al-Mashi (1915 - 11 August 2009) (ar|دياب الماشي) was a member of the parliament of Syria, for the district of Manbij, Aleppo. He won his first term in the 1954 parliamentary elections, and has served continuously until his death. With 55 years of service, he is considered one of the longest-serving members of parliament ever.[1]