Anna Catarina Lindqvist Ryan (born 13 June 1963) is a former professional tennis player from Sweden.

She reached the semifinals of Grand Slam tournaments twice, the Australian Open in 1987 and Wimbledon in 1989.

She had career wins over Steffi Graf, Virginia Wade, Pam Shriver, Hana Mandlíková, Wendy Turnbull, Manuela Maleeva, Nathalie Tauziat, Dianne Fromholtz, Helena Suková, Claudia Kohde-Kilsch, Zina Garrison, Kathy Jordan, Jo Durie, and Natasha Zvereva.

She currently resides in New Jersey, and is the mother of Joakim Ryan, a defenseman for the Carolina Hurricanes.

[2] In 2009, Lindqvist and her husband Bill Ryan bought the East Brunswick Racquet Club in East Brunswick, New Jersey, where currently Lindqvist is the head teaching pro.