Antonio Van Grichen was born in Lisbon, Portugal, in October 3, 1978. Mixing Portuguese, Spanish and Dutch origins, he is citizen of the world who also lived in Spain and has been a US resident since 2003; he now lives in Southern Florida.

Antonio speaks fluently Portuguese, Spanish and English and has a degree in Physical Education. He started playing tennis at 6 and was one of Portugal’s best players in the younger echelons; debuted as a Davis Cup player for Portugal facing Tim Henman and Greg Rusedski in a 2001 tie versus Great Britain in Birmingham.

He then embraced a tennis coaching career and moved to Florida in 2003, starting in Saddlebrook with young prospects within the Harry Hopman Academy and developing Orange Bowl and Eddie Herr International youth champions. Was then hired as a sparring- partner by former Grand Slam champion and world number one Jennifer Capriati, who had to stop through injury. Antonio started working exclusively with young Belarusian Victoria Azarenka in 2005, when she was 16 and ranked 220 in world.

Azarenka ended up being crowned ITF Junior World Champion later that year (having won Grand Slam Junior titles at the Australian Open and US Open) and soon rocketed in the pro tour ranks, reaching top 10 status in 2009 and being ranked as high as number 6 in singles and 7 in doubles. Her resume in the WTA Tour includes three singles titles – in Brisbane, Memphis and most notably in Miami, defeating Serena Williams in the final – two doubles titles and two Grand Slam Mixed Doubles titles (US Open with Max Mirnyi, Roland Garros with Bob Bryan). ‘Vika’ has wins over Serena Williams, Maria Sharapova, Elena Dementieva, Svetlana Kuznetsova and Caroline Wozniacki, amongst other WTA stars.

In 2010 Antonio parted ways with Azarenka and began a new chapter of his professional life with Vera Zvonareva (Top 10 WTA). Both started working in the pre-season after Vera having ankle surgery. Under Antonio´s supervision Vera claimed the title in Thailand-Pattaya Open. Vera finished the year as # 2 in the world. Also in 2010 Antonio worked as a consultant for the Chinese Tennis Association.

Favourite tournaments are his hometown Estoril Open combined WTA/ATP event, where his pupil Victoria Azarenka played her first tour final in 2007, and Indian Wells. Antonio also worked in a short term basis with Sorana Cristea and Ana Ivanovic.Currently working with Tennis Australia as Fed Cup Squad Coach.

Antonio , also signs a column for Portuguese tennis magazine ProTÉNIS and has been an occasional Eurosport commentator.