|Country (sports)||South Africa|
11 January 1951|
|Died||6 September 2015(aged 64)|
|Grand Slam Singles results|
|French Open||3R (1972)|
|US Open||1R (1969, 1972)|
|Grand Slam Doubles results|
|French Open||3R (1969, 1971)|
|Wimbledon||3R (1971, 1973)|
|US Open||QF (1972)|
|Grand Slam Mixed Doubles results|
|French Open||1R (1970)|
|US Open||3R (1969)|
|Fed Cup||W (1972)|
In January 1971 she won the singles title of the Natal Sugar Championships. She won two doubles titles during her career; in July 1971 she won the Swiss Open partnering Laura Rossouw and in July 1972 she won the Irish Open with Pat Walkden.
She played for the South African Fed Cup team in 15 ties between 1969 and 1973 comprising a record of 17 wins and 10 losses. She was part of the South African team that won the Federation Cup in 1972 after a victory in the final over Great Britain at Ellis Park in Johannesburg, South Africa.
Doubles: 10 (2 titles, 8 runner-ups)
|Runner-up||1.||5 April 1971||Johannesburg, South Africa||Hard||Laura Rossouw|| Margaret Smith
|Winner||1.||5 July 1971||Gstaad, Switzerland||Clay||Laura Rossouw|| Françoise Dürr
|Runner-up||2.||8 May 1972||Bournemouth, UK||Hard||Betty Stöve|| Evonne Goolagong
|Runner-up||3.||19 June 1972||London (Queens), UK||Grass||Pat Walkden|| Rosie Casals
Billie Jean King
|7–5, 0–6, 2–6|
|Winner||2.||15 July 1972||Dublin, Ireland||Grass||Pat Walkden|| Evonne Goolagong
|6–3, 8–10, 6–2|
|Runner-up||4.||22 July 1972||Hoylake, UK||Grass||Pat Walkden|| Evonne Goolagong
|Prize divided (rain)|
|Runner-up||5.||6 August 1972||Cincinnati, US||Clay||Pat Walkden|| Margaret Court
|Runner-up||6.||20 August 1972||Toronto, Canada||Clay||Pat Walkden|| Margaret Court
|6–3, 3–6, 5–7|
|Runner-up||7.||27 August 1972||Haverford (Merion), US||Grass||Pat Walkden|| Virginia Wade
|6–3, 3–6, 5–7|
|Runner-up||8.||6 November 1972||Torquay, UK||Carpet||Sharon Walsh|| Margaret Court
- "WTA – Player profile". WTA.
- "Wimbledon players archive – Brenda Kirk". AELTC.
- Russell Eldridge, ed. (1977). Tennis : The South African Story. Owen Williams. p. 111. OCLC 86066820.
- "S. Africa Takes Federations Cup". The New York Times. 26 March 1972.
- "Brenda Kirk, one of South Africa's great tennis legends". www.tennissa.co.za. Tennis South Africa.