Hallgeir Brenden (10 February 1929 – 21 September 2007) was a former Norwegian cross-country skier from Tørberget in Trysil.

He won Olympic gold medals in the 18 km event at the 1952 Winter Olympics and in the 15 km event at the 1956 Winter Olympics, and an Olympic silver medal in the 4 x 10 km relay at the 1952 Winter Olympics. Brenden also won at the Holmenkollen ski festival three times (18 km: 1952 and 15 km: 1956 and 1963). He is the only person to win the Olympic, FIS Nordic World Ski Championships and Holmenkollen events at both 18 km and 15 km. In 1955, Brenden was awarded the Holmenkollen medal (shared with King Haakon VII, Veikko Hakulinen, and Sverre Stenersen).

Brenden also competed on national level in athletics, and won the Norwegian championships in 3000 metre steeplechase in 1953 and 1954. He competed for IK Tjalve.

Brenden received the Egebergs Ærespris in 1952. He died in 2007