Willie Meyer (born 6 November 1967) is a South African former rugby union player.

Meyer represented North Eastern Cape schools at the annual Craven Week tournaments in 1984 and 1985. He made his provincial debut for Eastern Province in 1989 and played 105 matches for the union, before relocating to the Free State in 1997. From 1999 to 2002, he played for the Golden Lions in the South African provincial competitions and the Cats in Super Rugby.

Meyer was selected as part of the end of year touring party to Italy and England in 1995, and sat on the bench for both tests. He played his first test match for the Springboks against Scotland on 6 December 1997 at Murrayfield in Edinburgh. His next Test match was in 1999 and he played in three Tests during the year. However, Meyer was a regular member of the Springbok team from 2000 and played 22 Tests from 2000 to 2002. He also played in five tour matches, scoring one try for the Springboks.