Mark Erwin Borgstrom is the son of Priscilla Agnes McGrath and Robert Erwin Borgstrom. He was born in 1963 in the Philippines.

In 1996, he married Lela Jurcic in California. She was born in 1968 in Croatia.

Children of Mark Erwin Borgstrom and Lela Jurcic:

1. Nicholas Joseph Borgstrom was born in 1997.
2. Matthew Robert Borgstrom was born in 1998 in Illinois.