Cory Ephram Joseph (born August 20, 1991) is a Canadian professional basketball point guard with the San Antonio Spurs of the National Basketball Association (NBA).
Joseph grew up in Pickering, Ontario, and attended Pickering High School in nearby Ajax, Ontario. He then attended Findlay Prep in Henderson, Nevada with his friend, AAU teammate, and future Texas Longhorn, Tristan Thompson. He increased his recruiting demand by leading Findlay Prep to the ESPN RISE NHSI Championship game in 2009 alongside Avery Bradley and Thompson, in which #2 ranked Findlay Prep defeated #1 ranked Oak Hill Academy 74–66. Joseph was named to the ESPN RISE NHSI All-Tournament Team. In Joseph's senior year, he and Thompson led the #2 ranked Findlay Prep Pilots to another ESPN RISE NHSI Championship in 2010 when they defeated #1 ranked Montverde Academy 59–46. He was named to the All-Tournament Team for the second consecutive year and was also awarded the tournament MVP. Joseph was ranked as the No. 7 prospect nationally by Rivals.com and No. 11 in the ESPNU 100 following his senior season. Joseph and Thompson then took part in the 2010 McDonald's All-American Game. Joseph also won the McDonald's Three Point Competition and was named a Jordan Brand Classic All-American. On April 23, 2010, Joseph committed to join Thompson at Texas. In August 2009, Joseph was selected to play in the 4th annual Boost Mobile Elite 24 basketball game at Rucker Park in New York City. This game showcases the top 24 high school basketball players in the nation regardless of recruiting class. On April 11, 2010, Joseph suited up for the World Select Team at the Nike Hoop Summit game against the United States Junior Select Team. The game was held at the Rose Garden in Portland, Oregon. Thompson and Enes Kanter, the third overall pick in the 2011 NBA draft, were also selected and joined Joseph on the World Select Team. The World Select Team lost 101–97. In Joseph's playing days at Pickering High School, he and his older brother Devoe Joseph teamed up and won back-to-back Ontario Provincial Championships by defeating their Greater Toronto Area rival, the Eastern Commerce Saints, in 2007 and 2008. In 2008, prior to leaving for Findlay Prep, Joseph was selected and participated in the annual All-Canada Classic All-Star Game, which gathers some of the top high school players in Canada.