Niels Gunnar Bagh is a Danish cricket umpire who serves on the ICC Associate and Affiliate International Umpires panel. Bagh first officiated a match of note in 2001 when Staffordshire played the Worcestershire Cricket Board in a List A match in the Cheltenham & Gloucester Trophy. Four years later, Bagh stood in his maiden first-class fixture, between the Netherlands and Scotland in the 2005 Intercontinental Cup. From 2005 to 2010, Bagh stood in 12 further Intercontinental Cup matches.