The birth of Gregory Jonsen

Gregory J Jonsen was born on August 4, 1960 in Santa Clara County, California.

His father's last name is Jonsen, and his mother's maiden name is Parsons. If Gregory is still alive, he's now 65 years old.

His potential siblings include Matthew (born 1964), Stephen (born 1962), Eric (born 1958) and Marie (born 1956).