Education
He attended Louisiana Salle High School in Cincinnati, Ohio, and was selected to the PrepStar"s All-Midwest Team.
He attended Louisiana Salle High School in Cincinnati, Ohio, and was selected to the PrepStar"s All-Midwest Team.
He played college football at Michigan State. Celek signed with the San Francisco 49ers as an undrafted free agent on May 4, 2012. In his freshman year, he played in 12 games, notching 6 receptions, 50 receiving yards, and a receiving touchdown.
In his sophomore year, he played in 10 games and he recorded 3 receptions for 33 yards and a touchdown.
On October 10, 2009, he had 2 receptions for 20 yards against Illinois, leading to a 24-14 Michigan State victory. In his senior year, he played in 14 games and recorded 3 receptions, 35 receiving yards, and one receiving touchdown.
He played four seasons at Michigan State. He played in 38 games, including 12 starts.
He recorded 14 receptions, 135 receiving yards, and 3 receiving touchdowns during his tenure.
San Francisco 49ers
On May 4, 2012, Celek signed with the San Francisco 49ers as an undrafted free agent. On September 1, 2012, he earned a spot on the 53-man roster. On October 7, 2012, he made his first career reception against the Buffalo Bills after making his debut against the New York Jets the previous week.
During the 2014 season, Celek was placed on injured reserve after suffering an ankle injury during a week 15 loss to the Seattle Seahawks.
On March 12, 2015, Celek signed a one-year extension with the 49ers. During a week 5 contest on October 11, 2015 against the New York Giants, Celek caught a 5-yard reception from Colin Kaepernick for his first career touchdown catch.
On February 23, 2016, Celek agreed to a 4-year contract extension.
On September 20, 2008, he caught 2 receptions for 15 yards against Notre Dame to help Michigan State win the game 23-7. In his junior year, he played in the first two games on the season, with his September 11, 2010 performance against Florida Atlantic netting his season total of 2 receptions and 17 receiving yards against as Michigan State won 30-17. On September 10, 2011, he had one reception for 8 yards and a touchdown against Florida Atlantic as Michigan State won 44-0. During the Week 9 game against the Atlanta Falcons, Celek caught 2 touchdown passes from Blaine Gabbert to help lead the 49ers to a 17-16 win over Atlanta.