Father
Roger John Winslet
Mother
Sally Bridges-Winslet
Brother
Joss Winslet (b. 1980)
Sister
Anna Winslet (actress, b. 1972), Beth Winslet (actress, b. 1978)
Spouse
Jim Threapleton (assistant director, 22-Nov-98 - 13-Dec-01), Sam Mendes (director, 24-May-03 - 2010), Ned Rocknroll (businessman, since Dec-2012)
Relation
Stephen Tredre (screenwriter, 1991-1995),
Rufus Sewell (actor, 1995-1996), Louis Dowler (model)
Son
Joe Alfie Winslet Mendes (b. 22-Dec-03), Bear Blaze Winslet (b. 7-Dec-13)
Daughter
Mia Honey Threapleton (b. 12-Oct-00)