Athan \a-than\ as a boy's name is a variant of Athanasios (Greek), and the meaning of Athan is "eternal life".

The baby name Athan sounds like Ethan, Adan, Aidan, Aydan, Aedan, Ethen, Etan and Aitan. Other similar baby names are Arran, Aran, Ahran, Aaran, Ahsan, Alan, Allan, Auban, Aman, Annan, Arian, Athens, Athol, Athos, Autha, Ayman, Cathan, Dathan, Lathan and Nathan.