# Marcos Ondruska

Marcos Ondruska (born 18 December 1972) is a former tennis player from South Africa, who turned professional in 1989. He represented his native country at the 1996 Summer Olympics in Atlanta, Georgia, where he defeated Goran Ivanišević in the first round before falling to Norway's Christian Ruud. The right-hander won four career titles in doubles, and reached his highest singles ATP-ranking on 10 May 1993, when he became the number 27 of the world and reached the semi-finals at the Miami Open.
Ondruska has a 13–7 career Davis Cup record in 11 ties.

## Junior Grand Slam finals
### Singles: 1 (1 runner-up)

| Result | Year | Tournament | Surface | Opponent | Score |
| Loss | 1990 | Wimbledon | Grass | Leander Paes | 5–7, 6–2, 4–6 |

### Doubles: 2 (2 runner=ups)

| Result | Year | Tournament | Surface | Partner | Opponents | Score |
| Loss | 1990 | French Open | Clay | Clinton Marsh | Sébastien Lareau Sébastien Leblanc | 6–7, 7–6, 7–9 |
| Loss | 1990 | Wimbledon | Grass | Clinton Marsh | Sébastien Lareau Sébastien Leblanc | 6–7$^{(5–7)}$, 6–4, 3–6 |

## ATP career finals
### Singles: 3 (3 runner-ups)

* Legend
* Grand Slam Tournaments (0–0)
* ATP World Tour Finals (0–0)
* ATP World Tour Masters Series (0–0)
* ATP Championship Series (0–0)
* ATP World Series (0–3)
* Finals by surface
* Hard (0–2)
* Clay (0–1)
* Grass (0–0)
* Carpet (0–0)
* Finals by setting
* Outdoors (0–3)
* Indoors (0–0)
| Result | W–L | Date | Tournament | Tier | Surface | Opponent | Score |
| Loss | 0–1 | Sep 1992 | Cologne, Germany | World Series | Clay | Bernd Karbacher | 6–7$^{(4–7)}$, 4–6 |
| Loss | 0–2 | Mar 1993 | Scottsdale, United States | World Series | Hard | Andre Agassi | 2–6, 6–3, 3–6 |
| Loss | 0–3 | Oct 1996 | Tel Aviv, Israel | World Series | Hard | Javier Sánchez | 4–6, 5–7 |

### Doubles: 6 (4 titles, 2 runner-ups)

* Legend
* Grand Slam Tournaments (0–0)
* ATP World Tour Finals (0–0)
* ATP Masters Series (0–0)
* ATP Championship Series (0–1)
* ATP World Series (4–1)
* Finals by surface
* Hard (3–1)
* Clay (1–0)
* Grass (0–0)
* Carpet (0–1)
* Finals by setting
* Outdoors (4–1)
* Indoors (0–1)
| Result | W–L | Date | Tournament | Tier | Surface | Partner | Opponents | Score |
| Loss | 0–1 | Feb 1993 | Philadelphia, United States | Championship Series | Carpet | Brad Pearce | Jim Grabb Richey Reneberg | 7–6, 3–6, 0–6 |
| Loss | 0–2 | Mar 1993 | Durban, South Africa | World Series | Hard | Johan de Beer | Lan Bale Wayne Black | 6–7, 2–6 |
| Win | 1–2 | Jan 1996 | Auckland, New Zealand | World Series | Hard | Jack Waite | Jonas Björkman Brett Steven | walkover |
| Win | 2–2 | Sep 1996 | Palermo, Italy | World Series | Clay | Andrew Kratzmann | Cristian Brandi Emilio Sánchez | 7–6, 6–4 |
| Win | 3–2 | Oct 1996 | Tel Aviv, Israel | World Series | Hard | Grant Stafford | Noam Behr Eyal Erlich | 6–3, 6–2 |
| Win | 4–2 | Aug 1997 | Long Island, United States | International Series | Hard | David Prinosil | Mark Keil T. J. Middleton | 6–4, 6–4 |

## ATP Challenger and ITF Futures Finals
### Singles: 8 (7–1)

* Legend
* ATP Challenger (7–1)
* ITF Futures (0–0)
* Finals by surface
* Hard (5–0)
* Clay (2–1)
* Grass (0–0)
* Carpet (0–0)
| Result | W–L | Date | Tournament | Tier | Surface | Opponent | Score |
| Win | 1–0 | Aug 1989 | Durbam, South Africa | Challenger | Hard | Ugo Colombini | 6–4, 6–4 |
| Win | 2–0 | Sep 1991 | Azores, Portugal | Challenger | Hard | Henrik Holm | 6–3, 2–6, 7–6 |
| Win | 3–0 | Jul 1992 | Neu-Ulm, Germany | Challenger | Clay | Marc-Kevin Goellner | 7–6, 6–1 |
| Loss | 3–1 | Sep 1992 | Bucharest, Romania | Challenger | Clay | Horacio de la Peña | 3–6, 0–6 |
| Win | 4–1 | Nov 1992 | Brest, France | Challenger | Hard | Bernd Karbacher | 5–7, 6–3, 6–0 |
| Win | 5–1 | May 1998 | Budapest, Hungary | Challenger | Clay | Davide Sanguinetti | 4–6, 7–5, 7–6 |
| Win | 6–1 | Oct 1999 | Houston, United States | Challenger | Hard | James Sekulov | 7–6, 6–1 |
| Win | 7–1 | Nov 1999 | Miami, United States | Challenger | Hard | Radek Štěpánek | 6–2, 6–2 |

### Doubles: 27 (14–13)

* Legend
* ATP Challenger (13–12)
* ITF Futures (1–1)
* Finals by surface
* Hard (6–3)
* Clay (7–5)
* Grass (1–2)
* Carpet (0–3)
| Result | W–L | Date | Tournament | Tier | Surface | Partner | Opponents | Score |
| Win | 1–0 | Jul 1991 | Salerno, Italy | Challenger | Clay | Nicolás Pereira | Emilio Benfele Álvarez Pietro Pennisi | 6–4, 6–4 |
| Loss | 1–1 | Oct 1991 | Cairo, Egypt | Challenger | Hard | Byron Black | Martin Damm David Rikl | 2–6, 3–6 |
| Win | 2–1 | Sep 1992 | Bucharest, Romania | Challenger | Clay | Horacio de la Peña | Jean-Philippe Fleurian Markus Naewie | 6–4, 6–2 |
| Loss | 2–2 | Nov 1992 | Munich, Germany | Challenger | Carpet | Grant Stafford | Sander Groen Arne Thoms | 4–6, 6–7 |
| Loss | 2–3 | May 1994 | Dresden, Germany | Challenger | Clay | Trevor Kronemann | Royce Deppe Jack Waite | 4–6, 6–1, 3–6 |
| Loss | 2–4 | Dec 1994 | naples, United States | Challenger | Clay | Grant Stafford | Trevor Kronemann David Macpherson | 3–6, 6–7 |
| Win | 3–4 | Sep 1996 | Bad Saarow, Germany | Challenger | Clay | Jens Knippschild | Paul Rosner Joost Winnink | 6–3, 6–3 |
| Loss | 3–5 | Mar 1998 | Magdeburg, Germany | Challenger | Carpet | Chris Wilkinson | Eyal Erlich Mosé Navarra | 6–4, 1–6, 4–6 |
| Loss | 3–6 | May 1998 | Košice, Slovakia | Challenger | Clay | Nebojsa Djordjevic | Jiří Novák David Rikl | 6–7, 4–6 |
| Win | 4–6 | Jul 1998 | Venice, Italy | Challenger | Clay | Nebojsa Djordjevic | Sander Groen Massimo Bertolini | 1–6, 6–1, 6–2 |
| Loss | 4–7 | Sep 1998 | Edinburgh, United Kingdom | Challenger | Clay | Chris Wilkinson | Edwin Kempes Peter Wessels | 7–6, 3–6, 2–6 |
| Win | 5–7 | Nov 1998 | Brest, France | Challenger | Hard | Neville Godwin | Justin Gimelstob Brian Macphie | 6–4, 5–7, 6–4 |
| Win | 6–7 | Nov 1998 | Las Vegas, United States | Challenger | Hard | Byron Talbot | David Di Lucia Michael Sell | 7–6, 6–3 |
| Loss | 6–8 | Feb 1999 | Lucknow, India | Challenger | Grass | Andrew Richardson | Nuno Marques Tom Vanhoudt | 4–6, 7–5, 1–6 |
| Win | 7–8 | Apr 1999 | Napoli, Italy | Challenger | Clay | Jack Waite | Cristian Brandi Massimo Bertolini | 6–4, 7–6 |
| Win | 8–8 | Jun 1999 | Fürth, Germany | Challenger | Clay | Nebojsa Djordjevic | Diego del Río Martín Rodríguez | 4–6, 6–3, 6–4 |
| Win | 9–8 | Jul 1999 | Ostend, Belgium | Challenger | Clay | Steven Randjelovic | Xavier Malisse Wim Neefs | 6–2, 6–4 |
| Win | 10–8 | Sep 1999 | Austin, United States | Challenger | Hard | Wesley Whitehouse | Paul Goldstein Adam Peterson | 7–5, 4–6, 6–2 |
| Win | 11–8 | Jun 2000 | Surbiton, United Kingdom | Challenger | Grass | Jeff Coetzee | Jared Palmer Jonathan Stark | 7–6$^{(7–3)}$, 7–6$^{(8–6)}$ |
| Win | 12–8 | Sep 2000 | Houston, United States | Challenger | Hard | Brent Haygarth | James Blake Kevin Kim | 6–4, 6–2 |
| Win | 13–8 | Nov 2000 | Las Vegas, United States | Challenger | Hard | Jeff Coetzee | Mardy Fish Andy Roddick | 6–7$^{(9–11)}$, 7–6$^{(8–6)}$, 6–1 |
| Loss | 13–9 | Nov 2000 | Knoxville, United States | Challenger | Hard | Jeff Coetzee | Karsten Braasch Michael Kohlmann | 0–6, 6–7$^{(4–7)}$ |
| Loss | 13–10 | Jun 2001 | Surbiton, United Kingdom | Challenger | Grass | Jeff Coetzee | David Adams Ben Ellwood | 6–7$^{(5–7)}$, 4–6 |
| Loss | 13–11 | Aug 2001 | Segovia, Spain | Challenger | Hard | Neville Godwin | Wesley Moodie Shaun Rudman | 6–7$^{(5–7)}$, 3–6 |
| Loss | 13–12 | Nov 2001 | Aachen, Germany | Challenger | Carpet | Marc-Kevin Goellner | Julian Knowle Michael Kohlmann | 3–6, 6–7$^{(4–7)}$ |
| Loss | 13–13 | May 2003 | USA F11, Orange Park | Futures | Clay | Brendan Evans | Brian Baker Phillip Simmonds | 6–4, 5–7, 4–6 |
| Win | 14–13 | May 2005 | Korea F1, Seogwipo | Futures | Hard | Luka Gregorc | Kyu-Tae Im Mark Nielsen | 7–5, 3–6, 6–2 |

## Performance timelines

Key :
| W | F | SF | QF | #R | RR | Q# | DNQ | A | NH |

### Singles

| Tournament | 1990 | 1991 | 1992 | 1993 | 1994 | 1995 | 1996 | 1997 | 1998 | 1999 | 2000 | 2001 | SR | W–L | Win % |
| Grand Slam tournaments ||||||||||||||||
| Australian Open | A | Q2 | A | 1R | 2R | 3R | 4R | 1R | 1R | 1R | Q3 | 1R | 0 / 8 | 6–8 | 43% |
| French Open | A | 3R | A | 2R | 1R | 1R | 1R | 2R | A | Q2 | Q2 | 2R | 0 / 7 | 5–7 | 42% |
| Wimbledon | Q3 | Q1 | 1R | 2R | 2R | 1R | 1R | 2R | A | A | Q2 | Q3 | 0 / 6 | 3–6 | 33% |
| US Open | A | 1R | Q1 | 1R | 3R | 3R | 1R | 2R | 1R | Q1 | Q1 | Q1 | 0 / 7 | 5–7 | 42% |
| Win–loss | 0–0 | 2–2 | 0–1 | 2–4 | 4–4 | 4–4 | 3–4 | 3–4 | 0–2 | 0–1 | 0–0 | 1–2 | 0 / 28 | 19–28 | 40% |
| National Representation ||||||||||||||||
| Summer Olympics | NH | NH | A | Not Held | Not Held | Not Held | 2R | Not Held | Not Held | Not Held | A | NH | 0 / 1 | 1–1 | 50% |
| ATP Masters Series ||||||||||||||||
| Indian Wells | A | A | 2R | A | 2R | Q3 | Q1 | Q2 | A | A | 1R | Q1 | 0 / 3 | 2–3 | 40% |
| Miami | A | A | 1R | SF | 1R | 3R | 2R | 1R | Q1 | A | Q2 | A | 0 / 6 | 8–6 | 57% |
| Monte Carlo | A | A | A | 2R | 1R | A | A | A | A | Q1 | A | A | 0 / 2 | 1–2 | 33% |
| Hamburg | A | A | A | 3R | A | A | A | A | A | A | A | A | 0 / 1 | 2–1 | 67% |
| Rome | A | A | A | 1R | A | A | A | A | A | A | A | A | 0 / 1 | 0–1 | 0% |
| Canada | A | A | A | A | A | A | A | 2R | 1R | A | A | A | 0 / 2 | 1–2 | 33% |
| Cincinnati | 2R | 2R | A | A | A | A | A | A | 2R | A | Q2 | A | 0 / 3 | 3–3 | 50% |
| Paris | A | A | A | 1R | A | A | A | A | A | A | A | A | 0 / 1 | 0–1 | 0% |
| Win–loss | 1–1 | 1–1 | 1–2 | 8–5 | 1–3 | 2–1 | 1–1 | 1–2 | 1–2 | 0–0 | 0–1 | 0–0 | 0 / 19 | 17–19 | 47% |

### Doubles

| Tournament | 1991 | 1992 | 1993 | 1994 | 1995 | 1996 | 1997 | 1998 | 1999 | 2000 | 2001 | SR | W–L | Win % |
| Grand Slam tournaments |||||||||||||||
| Australian Open | A | A | SF | 1R | QF | 2R | 2R | 1R | 1R | 2R | 1R | 0 / 9 | 10–9 | 53% |
| French Open | A | A | 2R | 1R | A | 1R | 1R | A | 1R | 1R | 1R | 0 / 7 | 1–7 | 13% |
| Wimbledon | A | 2R | 3R | 3R | 3R | 1R | 2R | A | A | 1R | Q2 | 0 / 7 | 8–7 | 53% |
| US Open | A | A | 1R | 1R | 1R | A | 1R | 2R | 3R | 1R | 1R | 0 / 8 | 3–8 | 27% |
| Win–loss | 0–0 | 1–1 | 7–4 | 2–4 | 5–3 | 1–3 | 2–4 | 1–2 | 2–3 | 1–4 | 0–3 | 0 / 31 | 22–31 | 42% |
| ATP Masters Series |||||||||||||||
| Indian Wells | A | A | A | 1R | 1R | QF | 1R | A | A | Q1 | A | 0 / 4 | 2–4 | 33% |
| Miami | A | 2R | 2R | 1R | 2R | 2R | 2R | 1R | A | 1R | A | 0 / 8 | 4–8 | 33% |
| Monte Carlo | A | A | 1R | SF | A | A | A | A | A | A | A | 0 / 2 | 3–2 | 60% |
| Rome | A | A | QF | A | A | A | A | A | A | A | A | 0 / 1 | 2–1 | 67% |
| Canada | A | A | A | A | A | A | 1R | A | A | A | A | 0 / 1 | 0–1 | 0% |
| Cincinnati | 2R | A | A | A | A | A | A | 1R | A | Q2 | A | 0 / 2 | 1–2 | 33% |
| Paris | A | A | 2R | A | A | A | A | A | A | A | A | 0 / 1 | 1–1 | 50% |
| Win–loss | 1–1 | 1–1 | 3–4 | 3–3 | 1–2 | 3–2 | 1–3 | 0–2 | 0–0 | 0–1 | 0–0 | 0 / 19 | 13–19 | 41% |