The birth of Stephen Jonsen

Stephen G Jonsen was born on July 13, 1962 in Santa Clara County, California.

His father's last name is Jonsen, and his mother's maiden name is Parsons. If Stephen is still alive, he's now 63 years old.

His potential siblings include Matthew (born 1964), Eric (born 1958), Marie (born 1956) and Gregory (born 1960).