In 2009, Jemima got married to Michael Mosberg. Michael Mosberg is also an actor. He is also an established lawyer. As a married couple they have been married twice.
Jemima was born in a family that has a great link with acting. She was also influenced in acting since she was child. As she was interested in acting, she made her acting debut in 2005. That year, she appeared in the short movie Smile for the Camera. Her breakthrough role came in 2012 after she began starring the role of Jessa Johansson in the TV series, Girls. Her net worth is expected to be in millions.