| year | summary | Hard | Clay | I. hard | Carpet | Grass | Acrylic |
| 2018 | 3/1 | 0/0 | 3/1 | 0/0 | 0/0 | 0/0 | 0/0 |
| 2017 | 16/21 | 8/10 | 8/11 | 0/0 | 0/0 | 0/0 | 0/0 |
| 2016 | 6/8 | 6/6 | 0/1 | 0/1 | 0/0 | 0/0 | 0/0 |
| 2015 | 9/7 | 4/4 | 1/1 | 2/1 | 2/1 | 0/0 | 0/0 |
| 2014 | 11/15 | 4/4 | 7/11 | 0/0 | 0/0 | 0/0 | 0/0 |
| 2013 | 29/26 | 8/7 | 15/15 | 6/4 | 0/0 | 0/0 | 0/0 |
| 2012 | 3/7 | 2/3 | 0/2 | 1/1 | 0/1 | 0/0 | 0/0 |
| 2011 | 1/8 | 1/2 | 0/6 | 0/0 | 0/0 | 0/0 | 0/0 |
| 2010 | 0/1 | 0/0 | 0/1 | 0/0 | 0/0 | 0/0 | 0/0 |
| 2007 | 0/1 | 0/1 | 0/0 | 0/0 | 0/0 | 0/0 | 0/0 |
| TOTAL | 78/95 | 33/37 | 34/49 | 9/7 | 2/2 | 0/0 | 0/0 |
| perc. % | 45.09 % | 47.14 % | 40.96 % | 56.25 % | 50 % | 0 % | 0 % |
Mark Oljaca / Fixtures
| no matches found |
Mark Oljaca form
Mark Oljaca / Latest Scores
| 09.01.18 | qual. | Elliott Orkin | Mark Oljaca | 7-61, 4-6, 7-5 |  | match details |  USA F3 | Clay |
| 08.01.18 | q 2 | Mark Oljaca | Jordan Parker | 6-3, 7-65 |  | match details | ||
| 07.01.18 | q 1 | Mark Oljaca | Jonathan Sorbo | 6-1, 6-3 | | match details | ||
| 06.01.18 | Mark Oljaca | Vito Dell'Elba | 6-0, 6-2 | | match details | |||
| 27.11.17 | q 1 | Loic Ratsaratany | Mark Oljaca | 6-1, 6-72, 6-2 | | match details |  South Africa | Hard |
| 20.11.17 | q 1 | Mark Oljaca | Daniel Du Toit | 6-2, 6-3 | | match details | South Africa | Hard |
| 20.11.17 | q 2 | Joshua Luck | Mark Oljaca | 6-4, 6-2 | | match details | ||
| 13.11.17 | q 1 | Mark Oljaca | Simone Lombardi | 7-64, 6-1 | | match details |  Greece F9 | Hard |
| 13.11.17 | q 2 | Remy Bertola | Mark Oljaca | 6-0, 6-3 | | match details | ||
| 06.11.17 | q 1 | Mark Oljaca | Daniel Triantafyllou | 7-5, 6-1 | | match details | Greece F8 | Hard |
| 06.11.17 | q 2 | Rayan Ghedjemis | Mark Oljaca | 6-4, 6-2 | | match details | ||
| 30.10.17 | q 1 | Dan Alexandru Tomescu | Mark Oljaca | 6-4, 6-2 | | match details | Greece F7 | Hard |
| 23.10.17 | q 1 | Mark Oljaca | Marvin Schramm | 6-4, 6-2 | | match details | Greece F6 | Hard |
| 23.10.17 | q 2 | Joshua Rose | Mark Oljaca | 6-1, 6-3 | | match details | ||
| 09.10.17 | q 1 | Austin Abbrat | Mark Oljaca | 6-4, 6-4 | | match details | USA F33 | Hard |
| 19.06.17 | qual. | Charles Broom | Mark Oljaca | 3-6, 6-2, 4-1, def. | | match details | USA F20 | Clay |
| 19.06.17 | q 1 | Mark Oljaca | Egor Koleganov | 4-6, 6-1, 6-2 | | match details | ||
| 19.06.17 | q 2 | Mark Oljaca | Drew Van Orderlain | 6-1, 6-4 | | match details | ||
| 12.06.17 | q 1 | Mark Oljaca | Alec Galicia | 6-1, 6-0 | | match details | USA F18 | Clay |
| 12.06.17 | qual. | Colin Sinclair | Mark Oljaca | 6-2, 6-1 | | match details | ||
| 12.06.17 | q 2 | Mark Oljaca | Gustavo Alonso Lauz Nakasone | Gustavo Alonso Lauz Nakasone - walk over | | match details | ||
| 01.05.17 | Mark Oljaca | Sage Leaman | 2-6, 6-2, 6-3 | | match details | USA F16 | Clay | |
| 01.05.17 | q 1 | Juan Rocha | Mark Oljaca | 7-5, 6-2 | | match details | ||
| 22.04.17 | q 1 | Jarryd Chaplin | Mark Oljaca | 7-5, 6-1 | | match details | Tallahassee Challenger | Clay |
| 15.04.17 | q 1 | Bradley Klahn | Mark Oljaca | 6-3, 6-3 | | match details | Sarasota Challenger | Clay |
| 20.03.17 | q 1 | Mark Oljaca | Samuel Bothwell | 6-3, 3-6, 7-5 | | match details | Greece F3 | Hard |
| 20.03.17 | q 2 | Hunter Callahan | Mark Oljaca | 6-0, 6-0 | | match details | ||
| 16.03.17 | 1st round | Temur Ismailov | Mark Oljaca | 7-5, 6-4 | | match details | Greece F2 | Hard |
| 13.03.17 | qual. | Mark Oljaca | Dominik Boehler | 6-2, Dominik Boehler - retired | | match details | ||
| 13.03.17 | q 1 | Mark Oljaca | Ondrej Krstev | 6-4, 6-4 | | match details | ||
| 13.03.17 | q 2 | Mark Oljaca | Skyler Butts | 6-4, 6-2 | | match details | ||
| 06.03.17 | q 1 | Skyler Butts | Mark Oljaca | 6-2, 6-4 | | match details | Greece F1 | Hard |
| 27.02.17 | Mark Oljaca | Isaac Nortie Nortey | 7-62, 7-61 | | match details | USA F9 | Clay | |
| 27.02.17 | q 1 | Jason Legall | Mark Oljaca | 7-5, 6-3 | | match details | ||
| 21.02.17 | 1st round | Miomir Kecmanovic | Mark Oljaca | 6-3, 6-2 | | match details | USA F8 | Clay |
| 13.02.17 | q 1 | John Harrison Richmond | Mark Oljaca | 6-74, 6-4, 6-0 | | match details | USA F7 | Clay |
| 13.02.17 | Mark Oljaca | Emmett Ward | 6-3, 7-67 | | match details | |||
| 23.01.17 | Gabriel Ciro Da Silva | Mark Oljaca | 7-5, 6-4 | | match details | USA F5 | Clay | |
| 16.01.17 | Eduardo Ribeiro | Mark Oljaca | 6-4, 6-3 | | match details | USA F4 | Clay | |
| 09.01.17 | q 1 | Ivan Kalinin | Mark Oljaca | 6-4, 6-4 | | match details | USA F3 | Clay |
| 09.01.17 | Mark Oljaca | Corey K. Smith | 6-1, 6-1 | | match details | |||
| 20.12.16 | 1st round | Isaiah Strode | Mark Oljaca | 7-5, 6-3 | | match details |  Puerto Rico | Hard |
| 19.12.16 | qual. | Mark Oljaca | Kenta Kurita | 6-4, 4-6, 6-4 | | match details | ||
| 19.12.16 | q 1 | Mark Oljaca | Teja Repalle | 6-0, 6-0 | | match details | ||
| 19.12.16 | q 2 | Mark Oljaca | Angel Diaz-Mendez | 6-3, 6-2 | | match details | ||
| 14.11.16 | q 1 | Curtis Clarke | Mark Oljaca | 6-2, 6-2 | | match details | South Africa | Hard |
| 07.11.16 | q 1 | Mark Oljaca | Matt Seeberger | 7-66, 1-6, 6-4 | | match details | South Africa | Hard |
| 07.11.16 | q 2 | Vasilios Caripi | Mark Oljaca | 7-5, 6-2 | | match details | ||
| 01.11.16 | 1st round | Johannes Myburgh | Mark Oljaca | 6-2, 1-6, 6-2 | | match details | South Africa | Hard |
| 31.10.16 | q 2 | Mark Oljaca | Miodrag Popovic | 6-1, 6-3 | | match details |
