Timothy M. Harden (born January 27, 1974) is an American former athlete who competed mainly in the 100 metres. Harden was born in Kansas City, Missouri, where he graduated from Northeast High School in 1992. He also attended the University of Kentucky. He is also the 2001 indoor world champion and 1999 world indoor silver medallist behind Maurice Greene.

He competed for the United States in the 1996 Summer Olympics held in Atlanta, United States in the 4 × 100 metre relay where he won the silver medal with his teammates Jon Drummond, Michael Marsh and Dennis Mitchell. He also competed in the 60 m sprint with a personal best of 6.43, which ranks him 7th all-time.

• Tim Harden at USATF
• Tim Harden at World Athletics
• Tim Harden at Olympics.com
• Tim Harden at Olympedia