The Northern Ireland Ladies Open was a professional golf tournament on the Ladies European Tour (LET). It was held in 2007 though an LET event called the BT Ladies Open in association with Northern Ireland Events Company was staged in 2003. The 2007 tournament took place at Hilton Templepatrick Hotel and Country Club, Belfast from 1–3 June with a prize fund of €200,000. As well as the LET professionals, the field will feature 12-year-old local twins Lisa and Leona Maguire. Lisa won the Girls 11 [year old] World Championship at Pinehurst in 2006.