Mark Greenhalgh's birth name is Steven Mark Greenhalgh.
Jack Greenhalgh's birth name is John H Greenhalgh Jr.
Mark Greenhalgh is 5' 11".
Jack Hylton's birth name is John Greenhalgh Hilton.
Mary Martlew's birth name is Mary Martlew Greenhalgh.
Jason Garford's birth name is Jason Francis Greenhalgh Garford.
Mark Zane's birth name is Mark Zicari.
Magnus Mark's birth name is Bo Magnus Mark.
Brown Mark's birth name is Mark Brown.
Mark Lamarr's birth name is Jones, Mark.
Mark Simich's birth name is Mark Simovski.
Mark Rounthwaite's birth name is Mark Rounthwaite.
Mark Kachowski's birth name is Mark Kachowski.