Martin Vagner (born March 16, 1984 in Jaroměř, Czechoslovakia) is a Czech ice hockey defenceman currently playing with HC Hradec Králové of the 1. národní hokejová liga. He was drafted in the first round, 26th overall, by the Dallas Stars in the 2002 NHL Entry Draft. He re-entered the draft, however, in 2004 and was selected in the ninth round, 268th overall, by the Carolina Hurricanes. He has yet to play in the National Hockey League, spending his career to date in the Czech Extraliga.