Mark Ian Sandhu
| Date and place of Birth | 07.06.1967 in Ipoh, Malaysia |
| School | Gosnells Senior High School |
| Club | Rockingham Redbacks Hockey Club |
| 1st int. match (Umpire) | 1998 Australia v New Zealand at Illawara, New South Wales, Australia |
| Indoor World Cup (Coach) | 2011 in Poznan, Poland & 2007 in Vienna, Austria |
| Indoor World Cup (Umpire) | 2003 in Leipzig, Germany |
| Hockey Idols | Peter Hazelhurst, David Bell, Michael Nobbs |
Mark Umpired the Men's Indoor World Cup in 2003 in Leipzig, Germany and was the Australian Women's Team Coach at the Indoor World Cup in Poznan, Poland in 2011 and the Indoor World Cup in Vienna, Austria in 2007.
In addition to Rockingham Club, Mark has been a member of Hale Hockey Club; Old Guildford Mundaring Hockey Club; Kalamunda Districts Hockey Club; Busselton Hockey Association; Southern River Hockey Club.