| Northern Ireland Ladies Open | |
| Location: | Northern Ireland |
| Establishment: | 1979 |
| Course: | Templepatrick Golf & Country Club |
| Par: | 72 |
| Tour: | Ladies European Tour LPGA Tour (1984) |
| Format: | 54-hole or 72-hole Stroke play |
| Purse: | €200,000 |
| Final Year: | 2007 |
| Aggregate: | 275 Sophie Gustafson (2003) |
| To-Par: | −13 as above |
| Final Champion: | Lisa Hall |
The Northern Ireland Ladies Open was a professional golf tournament on the Ladies European Tour (LET) held in Northern Ireland.
A Northern Ireland tournament was a fixture on the LET schedule since the tour's inception in 1979. In 1984 the tournament featured on the LPGA Tour along with the Women's British Open. The latest installment, in 2007, took place at Templepatrick Golf and Country Club near Belfast, with a prize fund of €200,000. As well as the LET professionals, the field featured 12-year-old local twins Lisa and Leona Maguire.[1]
| Year | Tour(s)! | Venue | County | Winner | Score | To Par | Margin of victory | Runner(s)-up | Note | |
|---|---|---|---|---|---|---|---|---|---|---|
| Northern Ireland Ladies Open | ||||||||||
| 2007 | Templepatrick | Lisa Hall | 214 | –2 | Playoff |  Gwladys Nocera | [2] | |||
| 2004–2006: No tournament | ||||||||||
| BT Ladies Open in association with Northern Ireland Events Co. | ||||||||||
| 2003 | Warrenpoint | 275 | −13 | 1 stroke | [3] | |||||
| 1987–2002: No tournament | ||||||||||
| British Midland Ladies' Irish Open | ||||||||||
| 1986 | City of Derry | 290 | +2 | 6 strokes | ||||||
| 1985: No tournament | ||||||||||
| Smirnoff Ladies Irish Open | ||||||||||
| 1984 | Clandeboye | 285 | −3 | 2 strokes | ||||||
| 1983 | Portstewart | 224 | +2 | Playoff | ||||||
| Smirnoff Ulster Open | ||||||||||
| 1982 | Portstewart | 225 | +3 | Playoff | ||||||
| 1981 | Royal Portrush | 228 | E | Playoff | ||||||
| Viscount Double Glazing Championship | ||||||||||
| 1980 | Royal Portrush | 236 | +8 | 4 strokes | ||||||
| State Express Tournament | ||||||||||
| 1979 | Royal Portrush | 166 | +14 | Playoff | ||||||