Thomas Alder (born 9 September 1970) is a Swiss former professional footballer who played as a goalkeeper.
In 1992, Alder signed for Swiss third division side FC Gossau.
[1] In 1996, he signed for St. Gallen in the Swiss top flight, where he made 24 appearances.
[2] On 14 April 1997, Alder debuted for St. Gallen during a 8–0 loss to Grasshoppers.
This biographical article relating to Swiss football is a stub.