Adan, spelled Adán in Spanish, is a French, Somali and Spanish masculine given name, the equivalent to Adam.Adan Ahmed Elmi, the fourth and current Prime Minister of Somaliland
Adán Amezcua Contreras, a leader of the Mexican Colima drug cartel
Adán Balbín, Peruvian footballer
Adán Cárdenas (1836–1916), Nicaraguan politician and doctor
Adán Chávez, elder brother of Venezuelan president Hugo Chávez
Adán Godoy (1936–2026), Chilean footballer
Adán Gurdiel, Spanish footballer
Adán Jodorowsky, French actor and musician
Adan Keynan Wehiye, Kenyan politician
Adán Martín Menis (1943–2010), former president of the Canary Islands
Adan Mohamed Nuur Madobe, Somali politician and Speaker of Parliament
Adán Pérez, Spanish footballer.
Adán Sánchez (1984–2004), popular Mexican-American singer
Adán Vergara, Chilean football (soccer) player