Born Dorothy Haslam, she represented Ulster at the provincial level[2] and all-Ireland at the international level.[3] Haslam made her Irish debut on 21 November 1968.[4]
She married a fellow badminton player called Frank Cunningham[5] and played under her married name thereafter and in 1972 switched clubs from Malone to St. Judes.[6] Cunningham won the 1976 Ulster Open and 1978 Irish Open.[7]
Although primarily a singles player,[8] she also played doubles and partners included John Scott,[2] Clifford Mcllwaine, Elizabeth Thompson, Yvonne Kelly and Barbara Beckett.[1]
Cunningham represented the Northern Irish team[9] at the 1974 British Commonwealth Games in Christchurch, New Zealand,[10] where she competed in the three events.[11]
Cunningham represented the Northern Irish team again at the 1978 Commonwealth Games in Edmonton, Canada,[12] where she competed in the four events.[13]
She was a four-times Irish champion at the Irish National Badminton Championships, winning the singles in 1977, doubles in 1975 and 1976 and mixed doubles in 1977.[14]
Cunningham also represented Ulster at tennis.[1]