Fahmi () is an Arabic name in the possessive form of the word fahm (Arabic: ) which means "understanding, comprehension, knowing", and which stems from the verb fahima (Arabic: ) meaning "come to know about", "to realize, understand or comprehend". It may refer to:

Given name Fahmi Abdullah Ahmed, Yemeni captured and detained in the United States Guantanamo Bay detainment camps in Cuba Fahmi al-Abboushi (1895–1975), co-founder of the Palestinian political party Hizb al-Istiqlal (Independence Party) Fahmi al-Husseini (1886–1940), mayor of Gaza (1929–1939) under British rule Fahmi Idris (born 1943), Indonesian politician in Golkar Party and government minister (born 1976), Indonesian politician Fahmi Reza (born 1977), Malaysian political artist Fahmi Said (1898–1942), Iraqi colonel Mohammad Fahmi bin Abdul Shukor, a convicted rioter and gang member of Salakau in Singapore Mustafa Fahmi Pasha (1840–1914), Egyptian politician, cabinet minister, and twice premier

Surname Abdelilah Fahmi (born 1973), Moroccan football defender who plays for Raja Casablanca Heshmat Fahmi, member of the Pan-African Parliament and a member of the People's Assembly of Egypt Ismail Fahmi (1922–1997), Egyptian diplomat and politician Nabil Fahmi (born 1951), Egyptian diplomat and politician, and Ismail Fahmi's son Sameh Fahmi (born 1949), Egyptian politician

Variants: Mohamed Fahmy, Canadian journalist