Jens Eriksen (born December 30, 1969) is a male badminton player from Denmark.

He played badminton at the 2004 Summer Olympics in men's doubles and mixed doubles.

In men's doubles, Eriksen and his partern Martin Lundgaard Hansen had a bye in the first round and defeated Howard Bach and Kevin Qi Han of the United States in the second. In the quarterfinals, Eriksen and Hansen beat Fu Haifeng and Cai Yun of China 3-15, 15-11, 15-8. They lost the semifinal to Lee Dong-soo and Yoo Yong-sung of Korea 9-15, 15-5, 15-3 and the bronze medal match against Eng Hian and Flandy Limpele of Indonesia 15-13, 15-7 to finish fourth place.

He also competed in mixed double's with partner Mette Schjoldager. They defeated Svetolav Stoyanov and Victoria Wright of France in the first round and Kim Yong-hyun and Lee Hyo-jung of Korea in the second. In the quarterfinals, Eriksen and Schjoldager beat Nova Widianto and Vita Marissa of Indonesia 15-12, 15-8 to advance to the semifinals. There, they lost to Zhang Jun and Gao Ling of China 15-9, 15-5. In the bronze medal match, they defeated fellow Danish pair Jonas Rasmussen and Rikke Olsen 15-5, 15-5 to win the bronze medal.

He missed the chance to be the first Danish sportsman in 20 years (since Henning Lynge Jacobsen in 1984) to win two medals in the same Olympic Games.