The birth of Mark Koss

Mark Carl Koss was born on May 15, 1986 in San Bernardino County, California.

His father's last name is Koss, and his mother's maiden name is Smith. If Mark is still alive, he's now thirty-eight years old.

His potential siblings include Steven (born 1994), Timothy (born 1983), Pamela (born 1980) and Jill (born 1983).