Des Smyth (born 12 February 1953) is an Irish golfer.

Smyth was born in Drogheda, County Louth. He turned professional in 1974 and was a member of the European Tour for over a quarter of a century. His best finish on the European Tour Order of Merit was seventh in 1988. He won eight tournaments on the tour across four different decades, breaking Neil Coles record as the oldest man to win a European Tour event when he claimed the 2001 Madeira Island Open at the age of 48 years and 34 days.

Since turning fifty in 2003 he has had a successful career in senior golf, winning tournaments on both the Champions Tour and the European Seniors Tour.

Smyth represented Europe in the Ryder Cup in 1979 and 1981. He represented his country in the World Cup and the Alfred Dunhill Cup many times and was a member of the Irish team which won the latter in 1988.

He was one of Ian Woosnam’s vice-captains at the 2006 Ryder Cup.

Tournament wins
Amateur
1968 South of Ireland Open Amateur

European Tour
1979 Sun Alliance European Match Play Championship
1980 Newcastle Brown “900″ Championship, Cold Shield Greater Manchester Open
1981 Coral Classic
1983 Sanyo Open
1988 Jersey Open
1993 Madrid Open
2001 Madeira Island Open

Other wins
1979 Irish National PGA Championship
1985 Irish National PGA Championship
1986 Irish National PGA Championship
1990 Irish National PGA Championship
1995 Glen Dimplex Irish Match Play
1996 Irish National PGA Championship
2001 Irish National PGA Championship

Champions Tour
2005 SBC Classic, Liberty Mutual Legends of Golf

European Seniors Tour

2005 Arcapita Seniors Tour Championship
2007 Wentworth Senior Masters

Team appearances
Ryder Cup: 1979, 1981
Alfred Dunhill Cup: 1985, 1986, 1987, 1988 (winners), 2000
WGC-World Cup: 1979, 1980, 1982, 1988, 1989
Hennessy Cognac Cup: 1980 (winners), 1982 (winners), 1984
UBS Cup: 2001