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Name: Maria Joao Koehler
Country: Portugal
Birthdate: 08.10.92, 19 years
Ranking's position: 217
Points: 27800
Prize money: 51.754 $
Matches total: 204
Win: 121
%: 59.31 %
Country: Portugal
Birthdate: 08.10.92, 19 years
Ranking's position: 217
Points: 27800
Prize money: 51.754 $
Matches total: 204
Win: 121
%: 59.31 %
| year | summary | Hard | Clay | I. hard | Carpet | Grass | Acrylic |
| 2012 | 17/14 | 9/6 | 7/7 | 1/1 | 0/0 | 0/0 | 0/0 |
| 2011 | 45/28 | 16/7 | 21/16 | 8/5 | 0/0 | 0/0 | 0/0 |
| 2010 | 22/15 | 7/4 | 15/9 | 0/2 | 0/0 | 0/0 | 0/0 |
| 2009 | 23/12 | 7/4 | 11/8 | 0/0 | 5/0 | 0/0 | 0/0 |
| 2008 | 13/9 | 7/5 | 6/4 | 0/0 | 0/0 | 0/0 | 0/0 |
| 2007 | 1/4 | 0/1 | 1/3 | 0/0 | 0/0 | 0/0 | 0/0 |
| 2006 | 0/1 | 0/0 | 0/1 | 0/0 | 0/0 | 0/0 | 0/0 |
| TOTAL | 121/83 | 46/27 | 61/48 | 9/8 | 5/0 | 0/0 | 0/0 |
| perc. % | 59.31 % | 63.01 % | 55.96 % | 52.94 % | 100 % | 0 % | 0 % |
Maria Joao Koehler / scheduled / last
| no matches found |
Maria Joao Koehler / last 50 matches
| 21.05.12 | 1st round | Maria Joao Koehler | Erika Zanchetta | 6-1, 6-0 |  | match details |  Brescia | Clay |
| 21.05.12 | 1/2 | Karolina Anna Schmiedlova | Maria Joao Koehler | 7-5, 6-3 |  | match details | ||
| 21.05.12 | 2nd round | Maria Joao Koehler | Danka Kovinic | 6-1, 6-3 | | match details | ||
| 21.05.12 | 1/4 | Maria Joao Koehler | Corinna Dentoni | 6-2, 6-1 | | match details | ||
| 02.05.12 | 2nd round | Roberta Vinci | Maria Joao Koehler | 6-2, 6-0 | | match details |  Estoril | Clay |
| 01.05.12 | 1st round | Maria Joao Koehler | Ayumi Morita | 6-1, 7-5 | | match details | ||
| 21.04.12 | q 1 | Lara Arruabarrena-Vecino | Maria Joao Koehler | 7-63, 6-2 | | match details |  Fes | Clay |
| 16.04.12 | 2nd round | Nastassja Burnett | Maria Joao Koehler | 7-5, 6-3 | | match details | Civitavecchia | Clay |
| 16.04.12 | 1st round | Maria Joao Koehler | Sarah Gronert | 4-6, 6-3, 6-4 | | match details | ||
| 07.04.12 | q 1 | Margalita Chakhnashvili | Maria Joao Koehler | 6-2, 7-5 | | match details |  Barcelona | Clay |
| 02.04.12 | 1st round | Tatjana Malek | Maria Joao Koehler | 6-0, 6-3 | | match details |  Tessenderlo | Clay |
| 12.03.12 | 1st round | Maria Joao Koehler | Nadia Abdala | 6-3, 6-3 | | match details |  Poza Rica | Hard |
| 12.03.12 | 2nd round | Aleksandra Krunic | Maria Joao Koehler | 6-2, 6-3 | | match details | ||
| 05.03.12 | 1st round | Maria Joao Koehler | Mihaela Buzarnescu | 6-4, 6-0 | | match details | Irapuato | Hard |
| 05.03.12 | 2nd round | Adriana Perez | Maria Joao Koehler | 6-2, 6-2 | | match details | ||
| 27.02.12 | qual. | Sesil Karatantcheva | Maria Joao Koehler | 2-6, 6-4, 6-2 | | match details | Acapulco | Clay |
| 26.02.12 | q 2 | Maria Joao Koehler | Marcela Zacarias | 6-75, 6-4, 6-2 | | match details | ||
| 25.02.12 | q 1 | Maria Joao Koehler | Andrea Koch-Benvenuto | 5-1, Andrea Koch-Benvenuto - retired | | match details | ||
| 20.02.12 | qual. | Maria Abramovic | Maria Joao Koehler | 5-7, 6-3, 6-4 | | match details | Monterrey | Hard |
| 19.02.12 | q 2 | Maria Joao Koehler | Estrella Cabeza-Candela | 6-3, 6-2 | | match details | ||
| 18.02.12 | q 1 | Maria Joao Koehler | Camila Fuentes | 6-3, 6-1 | | match details | ||
| 04.02.12 | Rubber 1 | Maria Joao Koehler | Isabella Shinikova | 6-3, 7-5 | | match details |  Fed Cup | Hard |
| 03.02.12 | Rubber 1 | Maria Joao Koehler | Bibiane Schoofs | 7-5, 4-6, 6-2 | | match details | ||
| 02.02.12 | Rubber 1 | Julia Glushko | Maria Joao Koehler | 6-2, 6-4 | | match details | ||
| 01.02.12 | Rubber 1 | Anne Keothavong | Maria Joao Koehler | 6-3, 6-4 | | match details | ||
| 16.01.12 | 1st round | Kim Clijsters | Maria Joao Koehler | 7-5, 6-1 | | match details |  Melbourne | Hard |
| 14.01.12 | qual. | Maria Joao Koehler | Julia Boserup | 6-2, 6-2 | | match details | ||
| 13.01.12 | q 2 | Maria Joao Koehler | Maria-Elena Camerin | 3-6, 6-3, 6-4 | | match details | ||
| 12.01.12 | q 1 | Maria Joao Koehler | Misaki Doi | 4-6, 7-63, 8-6 | | match details | ||
| 23.01.12 | qual. | Michaela Honcova | Maria Joao Koehler | 6-4, 7-5 | | match details |  Andrezieux Boutheon | I. hard |
| 23.01.12 | q 1 | Maria Joao Koehler | Sybille Gauvain | 7-5, 6-2 | | match details | ||
| 31.10.11 | 1/4 | Maria Joao Koehler | Ana Vrljic | 7-64, 6-4 | | match details |  Istanbul | I. hard |
| 31.10.11 | 1st round | Maria Joao Koehler | Aleksandrina Naydenova | 6-3, 6-1 | | match details | ||
| 31.10.11 | 1/2 | Irina Khromacheva | Maria Joao Koehler | 6-2, 7-60 | | match details | ||
| 31.10.11 | 2nd round | Maria Joao Koehler | Mervana Jugic-Salkic | 6-4, 6-4 | | match details | ||
| 24.10.11 | q 2 | Maria Joao Koehler | Barbara Sobaszkiewicz | 6-2, 6-2 | | match details |  Barnstaple | I. hard |
| 24.10.11 | 2nd round | Maria Joao Koehler | Tara Moore | 7-66, 6-3 | | match details | ||
| 24.10.11 | 1/4 | Marta Domachowska | Maria Joao Koehler | 2-6, 6-2, 6-2 | | match details | ||
| 24.10.11 | qual. | Marta Domachowska | Maria Joao Koehler | 6-4, 4-6, 6-4 | | match details | ||
| 24.10.11 | q 1 | Maria Joao Koehler | Lucy Brown | 6-2, 6-76, 7-65 | | match details | ||
| 24.10.11 | 1st round | Maria Joao Koehler | Alexandra Cadantu | 6-1, 3-0, Alexandra Cadantu - retired | | match details | ||
| 17.10.11 | 1st round | Margalita Chakhnashvili | Maria Joao Koehler | 7-5, 6-2 | | match details | Seville | Clay |
| 10.10.11 | 1st round | Reka-Luca Jani | Maria Joao Koehler | 7-5, 2-6, 7-5 | | match details | St.Cugat | Clay |
| 26.09.11 | 1st round | Conny Perrin | Maria Joao Koehler | 6-3, 1-6, 6-1 | | match details | Madrid | Clay |
| 19.09.11 | 1st round | Tara Moore | Maria Joao Koehler | 6-3, 7-66 | | match details | Shrewsbury | I. hard |
| 12.09.11 | 1st round | Maria Joao Koehler | Stefanie Vorih | 6-0, 6-2 | | match details |  Zagreb | Clay |
| 12.09.11 | 2nd round | Bibiane Schoofs | Maria Joao Koehler | 3-6, 7-65, 6-3 | | match details | ||
| 24.08.11 | q 1 | Aleksandra Wozniak | Maria Joao Koehler | 6-4, 4-6, 6-3 | | match details |  New York | Hard |
| 05.09.11 | 1st round | Tereza Mrdeza | Maria Joao Koehler | 7-5, 6-2 | | match details |  Podgorica | Clay |
| 29.08.11 | 1st round | Maria Joao Koehler | Julija Lukac | 6-1, 6-3 | | match details |  Sarajevo | Clay |