List of Grand Slam singles champions in Open Era with age of first title

Columns: Age | Name | Tournament | Date of birth | Date of first title ° | Notes
29 years , 154 days | Kerry Reid | 1977 Australian Open ( Jan . ) | 7 August 1947 | 8 January 1977 | 20 years , 319 days | Mima Jaušovec | 1977 French Open | 20 July 1956 | 4 June 1977 | 23 years , 130 days | Virginia Ruzici | 1978 French Open | 31 January 1955 | 10 June 1978 | 21 years , 262 days | Martina Navratilova | 1978 Wimbledon | 18 October 1956 | 7 July 1978 | 1st of 18 | 22 years , 274 days | Barbara Jordan | 1979 Australian Open | 2 April 1957 | 1 January 1980 | 16 years , 270 days | Tracy Austin | 1979 US Open | 12 December 1962 | 8 September 1979 | 1st of 2 | 18 years , 329 days | Hana Mandlíková | 1980 Australian Open | 19 February 1962 | 3 January 1981 | 1st of 4

Example questions:
Which women 's Grand Slam singles champion in Open Era won the tournament played from 20 June to 3 July 1994 ? | Which 23 year old women 's Grand Slam singles champion in Open Era is from Romania ? | Which tournament did the women 's Grand Slam singles champion in Open Era who is a gender equality advocate play ? | What is the birthplace of the women 's Grand Slam singles champion in Open Era who won the most recent Open ? | What is the age in years of the women 's Grand Slam singles champion in Open Era who married Kenneth S. Gunter ?

Answers:
Conchita Martínez | Virginia Ruzici | 1968 Wimbledon | Canada | 25