Isabella Robbiani (born 30 March 1992) is a Paraguayan former professional tennis player.

[1][2] A right-handed player from Asunción, Robbiani played in five Fed Cup ties for Paraguay between 2010 and 2012.

[3] She represented Paraguay at the 2011 Pan American Games, where she made the second round of the singles.

[4] As a professional player, Robbiani was ranked inside the world's top 500 for both singles and doubles.

[5] Robbiani, who is based in Florida, played college tennis for the Saint Leo University after leaving the tour in 2013.