Ingrid Gamarra Martins (born 22 August 1996) is a Brazilian professional tennis player. She has career-high WTA rankings of No. 47 in doubles, attained on 6 November 2023 and No. 448 in singles, achieved on 31 January 2022.
Martins graduated from the University of South Carolina in 2019, majoring in integrated information technology. As part of the Gamecocks, she won the 2019 Southeastern Conference tournament, with MVP and Player of the Year honors, ending her college tennis career ranked fourth in the Intercollegiate Tennis Association rankings.