Adriana Aparecida Costa (born 16 April 1983), known as Tiga and Tiganinha, is a Brazilian retired footballer who played as a forward. She is also a former futsal player who operated as a pivot.

Club career Tiga has exclusively played for Brazilian clubs in both football and futsal.

In futsal, Tiga played for .

Controversy From 2011 to 2016, Tiga made appearances for Equatorial Guinea despite having no connection with the African nation. She was first recruited to play at the 2011 FIFA Women's World Cup. She was later a member of the squad that won the 2012 Women's African Football Championship. On 5 October 2017, she and other nine Brazilian footballers were declared by FIFA as ineligible to play for Equatorial Guinea.

International goals Scores and results list Equatorial Guinea's goal tally first No. Date Venue Opponent Score Result Competition 17 June 2011 Stade Jos Becker, Niederanven, Luxembourg 8–0 Friendly 23 June 2012 Estadio de Malabo, Malabo, Equatorial Guinea 1–0 25 June 2012 3 November 2012 2012 African Women's Championship 11 November 2012 10 April 2016 2016 Africa Women Cup of Nations qualification

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