Tecwyn Ifan is an influential Welsh singer and songwriter from Glanamman, Carmarthenshire, Wales.

[1] He was a Baptist minister in Pembrokeshire for many years, and was a member of the group Perlau Taf during the 1960s and 1970s and, in 1972, formed a band with Cleif Harpwood, Iestyn Garlick and Phil Edwards ("Phil Small").

He is the father of Gruffudd Ifan, drummer in the band Texas Radio.