Susan J. "Sue" Picus (born 1948) is an American bridge player from New York City.
Picus is a graduate of NYU and the University of Wisconsin–Madison.
Picus won the Venice Cup in 1991 1993 and 2003. She finished 2nd in 1995. She won the inaugural McConnell trophy in 1994. She captained the gold medal women's team in the 1997 and 2013 Venice Cup.
She finished first or second in every one of the 8 US women trials in which she played from 1991 to 2003, bar 1996.
She won her first two US titles before becoming a Life Master.