Maria Joao Koehler

PortugalAge, ranking and results

Maria Joao Koehler is a retired tennis player who represented Portugal and reached a career-high WTA Tour ranking of No. 102.

20WTA Tour matches

Updated Oct 5, 2026, 11:06 PM ET

Titles0 Grand Slam titles0 Career highNo. 102Feb 25, 2013 Agatha's recordNone yetno graded calls on her yet

About Maria Joao Koehler

Maria Joao Koehler, who represented Portugal on the WTA Tour, was born on October 8, 1992, in Porto and played left-handed. She reached a career-high ranking of No. 102 on February 25, 2013, and retired in 2018.

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Agatha Research DeskUpdated Oct 5, 2026

Match history20

Every WTA Tour, Grand Slam and Olympic main-draw match in our records, newest first. A walkover is listed but never counted in a record.

2014: 0-1

Date	Tournament	Round	Opponent	Result	Score	Surface
Apr 28	WTA Portugal Open	Round 1	Ons Jabeur	L	3-6, 1-6	Clay

2013: 2-11

Date	Tournament	Round	Opponent	Result	Score	Surface
Aug 27	US Open	Round 1	Alize Cornet	L	3-6, 2-6	Hard
Jul 16	WTA NURNBERGER Gastein Ladies		Alexandra Cadantu-Ignatik	L	2-6, 4-6	Clay
Jul 16	WTA NURNBERGER Gastein Ladies	Round 1	Alexandra Ignatik	L	2-6, 4-6	Clay
Jul 10	WTA XXVI Italiacom Open	Round 1	Kristina Mladenovic	L	1-6, 6-7(5)	Clay
Jun 24	Wimbledon	Round 1	Victoria Azarenka	L	1-6, 2-6	Grass
Jun 10	WTA AEGON Classic	Round 1	Vesna Dolonc	L	7-6(8), 0-6, 3-6	Grass
May 28	French Open	Round 1	Alize Cornet	L	5-7, 2-6	Clay
May 18	WTA Brussels Open		Lesley Pattinama Kerkhove	W	6-4, 2-6, 6-3	Clay
Apr 29	WTA Portugal Open	Round 1	Elena Vesnina	L	4-6, 1-6	Clay
Feb 25	WTA Abierto Mexicano TELCEL Presentado por HSBC	Round 1	Estrella Cabeza Candela	L	2-6, 0-6	Clay
Feb 19	WTA XIX COPA BBVA COLSANITAS	Round 1	Alexandra Ignatik	L	0-6, 3-6	Clay
Jan 16	Australian Open	Round 2	Jelena Jankovic	L	6-2, 6-7(5), 2-6	Hard

Show 1 more

Jan 14

Australian Open

Round 1

Karin Knapp

3-6, 6-3, 6-3

Hard

2012: 1-2

Date	Tournament	Round	Opponent	Result	Score	Surface
May 2	WTA Estoril Open	Round 2	Roberta Vinci	L	2-6, 0-6	Clay
May 1	WTA Estoril Open	Round 1	Ayumi Morita	W	6-1, 7-5	Clay
Jan 15	Australian Open	Round 1	Kim Clijsters	L	5-7, 1-6	Hard

Date	Tournament	Round	Opponent	Result	Score	Surface
Apr 26	WTA Estoril Open	Round 1	Greta Arn	L	2-6, 6-3, 3-6	Clay

Date	Tournament	Round	Opponent	Result	Score	Surface
May 4	WTA Estoril Open	Round 1	Arantxa Rus	L	3-6, 6-3, 5-7	Clay

Date	Tournament	Round	Opponent	Result	Score	Surface
May 4	WTA Estoril Open	Round 1	Kristina Barrois	L	6-7(4), 0-6	Clay

How she is doing nowThrough Apr 28

Last 101-9LLLLLLLLWLNewest first. Eight losses in a row.

Apr 28vs Ons JabeurApr 28 - WTA Portugal Open, Round 1L3-6, 1-6
Aug 27vs Alize CornetAug 27 - US Open, Round 1L3-6, 2-6
Jul 16vs Alexandra Cadantu-IgnatikJul 16 - WTA NURNBERGER Gastein LadiesL2-6, 4-6
Jul 16vs Alexandra IgnatikJul 16 - WTA NURNBERGER Gastein Ladies, Round 1L2-6, 4-6
Jul 10vs Kristina MladenovicJul 10 - WTA XXVI Italiacom Open, Round 1L1-6, 6-7(5)
Jun 24vs Victoria AzarenkaJun 24 - Wimbledon, Round 1L1-6, 2-6