Baby Names Boy Names Meaning of the Name Tau Updated November 10, 2025 by Jennifer M. Tau Gender: Male Origin: Aboriginal Meaning: Twilight ♥ Add to my Namelist What is the meaning of the name Tau? The name Tau is primarily a male name of Aboriginal origin that means Twilight. People who like the name Tau also like: Bunji, Goonagulla, Yarran, Danian Names like Tau: Teddy, Tay, Thwaite, Thady, Tiwa, Taia, Totie, Tehya, Tiya, Tahiya, Tattuye, Thea, Tao, Tuyet, Toi, Taite, Twee, Tate, Theo, Tait, Tadeo, Thuyet, Taha, Tadi, Thao, Theta, Toyah, Toddy, Tito, Tatau Stats for the Name Tau Tau is currently not in the top 100 on the Baby Names Popularity Charts Tau is currently not ranked in U.S. births