Sponsored Links Maria Joao Koehler dating Whom? Maria Joao Koehler is currently single Maria Joao Koehler Complete Dating History Add new Post Sponsored Links Maria Joao Koehler wiki Login to Edit Bio: She became the No. 1 ranked tennis player in Portugal in November of 2012. She joined the Portugal Fed Cup team in 2008.Date of Birth: 08 Oct, 1992Zodiac Sign: LibraPlace of Birth: PortugalAge: 31 years oldProfession: Tennis Player Show more bio data > Maria Joao Koehler Latest Videos