Samuel George Shields III (born December 8, 1987) is an American football cornerback who is currently a free agent. He played college football at the University of Miami. Shields was signed by the Packers as an undrafted free agent in 2010. He would later win Super Bowl XLV with the team over the Pittsburgh Steelers.

A native of Sarasota, Florida, Shields attended Booker High School, where he played football, baseball and ran track. In football, he played wide receiver. During his senior year, Shields had 67 receptions for 1,201 yards and 22 touchdowns. His performance helped his team make it to the Class 3A Championship game. Shields was ranked the 17th best wide receiver coming out of high school by Rivals.com. He received athletic scholarship offers from the University of Miami, Louisville, Louisiana State and Pittsburgh.

Shields also lettered twice in track and field while at Sarasota, where he was one of the state's top sprinters. He recorded a personal-best time of 10.47 seconds in the 100-meter dash, and also ran a leg on the Sarasota 4 × 100 meters relay squad that captured the state title with a time of 41.77 seconds.

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