Rebecca Diianni (born November 19, 1972) is a former professional tennis player from the United States.

Jensen grew up in Ludington, Michigan and in the early 1990s played collegiate tennis at the University of Kansas.

[1] From 1994 she competed professionally, joining twin sister Rachel as well as elder brothers Luke and Murphy on tour.

[2] A doubles specialist, she partnered all three sibling in a Grand Slam main-draw during her seven-year career, reaching a best ranking of 116 in the world.

Jensen retired from professional tennis in 2000 and now lives in Atlanta, Georgia.