Moghaddam or Moghadam (: "first", "preceding"); is a Persian language surname which in both of its Latin transcriptions of the Perso-Arabic alphabet is also common among the Iranian diaspora.

Notable people with the surname include:

Moghaddam Afshin Moghaddam (1945–1976), Iranian singer Assaf Moghadam, American academic, also active in Israel Bita Moghaddam, neuroscientist Esmail Ahmadi-Moghaddam (born 1961), Iranian military officer Fathali M. Moghaddam, Iranian psychologist Gholamreza Mesbahi-Moghaddam (born 1951), Iranian politician Hamid Moghaddam (born 1956), Iranian-born American business executive and philanthropist Hassan Tehrani Moghaddam (1959–2011), Iranian engineer and military officer Hurie Moghadam (born 1997), Iranian actress, writer and director. Mahbod Moghadam (1982–2024), American internet entrepreneur Mahmood Amiry-Moghaddam (born 1971), Norwegian-Iranian neuroscientist Mahta Moghaddam, Iranian-American electrical engineer and academic Mandana Moghaddam (born 1962), Swedish-Iranian visual artist Maryam Moghaddam (born c.1970), Iranian actress and filmmaker Masoud Fouladi Moghaddam (born 1985), Iranian record producer, artist and DJ Mehdi Sojoudi Moghaddam (born 1962), Iranian writer Morteza Kermani Moghaddam (born 1965), Iranian footballer Nasser Moghaddam (1921–1979), Iranian general Reza Moghaddam (born 1962), British-Iranian economist

See also Moqaddam (disambiguation)