Hamilton enters the 2012 season with 85 receptions for 1,519 yards and 13 touchdowns in 39 games with 18 starts. His receiving touchdowns total is tied for 11th on Arkansas' all-time career list, and he ranks 15th on the school's all-time career receiving yards list. His four 100-yard receiving games rank tied for ninth on Arkansas' all-time list, and his career average of 17.9 yards per reception is the highest average among current Razorbacks. Entering the 2012 season, Hamilton has made at least one reception in 22 straight games.
Hamilton put together the greatest season by a receiver in Arkansas history and one of the best ever by an SEC pass catcher in 2012. He broke the Arkansas single-season records for receptions, receiving yards and 10-plus catch games as well as UA career records for receptions and 10-plus catch games. His 90 catches in 2012 broke the previous record of 66 set by Jarius Wright in 2011 and are tied for the third-highest single-season total in SEC history.
Hamilton's 1,335 receiving yards broke Wright's record of 1,117 from last season and rank fourth on the SEC's single-season list. He also broke Wright's career record with 175 catches, bettering the mark of 168 put up from 2008-11, and became the first Razorback to record more than two 10-plus catch games with five. Hamilton also recorded four 100-yard receiving games in 2012, tied for third on UA's single-season list. Hamilton leads the SEC and ranks fifth in the NCAA with his average of 111.25 receiving yards per game this season, and his average of 7.50 catches per game leads the SEC and is tied for 12th in the NCAA.
Named to the Biletnikoff Award Watch List prior to the season, Hamilton saw action in all 13 games with 12 starts and made a career-high 34 receptions for 542 yards and four touchdowns. His average of 15.9 yards per catch ranked fifth in the SEC, and his 41.7 receiving yards per game ranked 12th in the conference. He totaled a season-high 132 yards on a season-high five catches with one touchdown in the 52-3 win vs. New Mexico after catching three passes for 38 yards in the season-opening 51-7 victory vs. Missouri State. He tied his season high with five receptions for 82 yards in a 38-28 win vs. Troy. At No. 3 Alabama, he caught one pass for a 19-yard touchdown. He made three receptions for 47 yards in the come-from-behind 42-38 win vs. No. 14 Texas A&M and made one catch for 22 yards the next week in a 38-14 victory vs. No. 15 Auburn. He recorded one catch in each of the next two games, earning 20 yards in the 29-24 win at Ole Miss and 18 yards in the 31-28 win at Vanderbilt. He caught three passes totaling 19 yards in the 44-28 victory vs. No. 10 South Carolina and made two catches for eight yards the next week in a 49-7 win vs. Tennessee. He caught four passes for 36 yards and one touchdown in the 44-17 victory vs. Mississippi State. At No. 1 LSU, he made two receptions for 75 yards, including a season-long 60 yarder. He capped his junior season with three catches for 26 yards and one touchdown as Arkansas defeated No. 11 Kansas State 29-16 in the AT&T Cotton Bowl.
He appeared in all 13 games with five starts for the Razorbacks and finished the season with 32 catches for 630 yards and six touchdowns, at the time all single-season career highs. His touchdown total tied for the team lead. He was tied for fifth in the nation with four receiving touchdowns against ranked opponents, and he ranked sixth in the NCAA with 466 receiving yards against ranked opponents. His average of 22.2 yards per reception against ranked foes was second in the SEC and 10th in the country. He had a career-high 164 receiving yards with two touchdowns, including a career-long 85 yarder that tied for the sixth-longest passing touchdown play in school history and tied for the third-longest passing play in the SEC and 10th-longest passing play in the NCAA in 2010, on three receptions in Arkansas' 31-23 win vs. No. 6 LSU. His final catch against the Tigers was an 80-yard touchdown on the last play of the second quarter to give the Razorbacks a 21-14 halftime lead. In the season opener, Hamilton caught two passes for 40 yards and one touchdown as the Razorbacks earned a 44-3 win vs. Tennessee Tech. He caught three passes for 25 yards in Arkansas' 31-7 victory vs. ULM. He had five receptions for 98 yards and one touchdown, from 71 yards out, in Arkansas' 24-17 victory vs. Texas A&M. Hamilton broke UA's single-game kickoff returns record with eight at No. 7 Auburn, which also is tied for third on the program's single-game total returns list. His 142 kickoff return yards against the Tigers was the ninth-highest single-game total in school history. He also grabbed two receptions for 18 yards in the game. He gained 46 yards on two receptions in UA's 38-24 win vs. Ole Miss. He earned his first 100-yard receiving game of the season when he hauled in a career-high seven passes for 111 yards and one touchdown in UA's 41-20 win at No. 18 South Carolina. He hauled in one pass for 16 yards in a 49-14 win vs. Vanderbilt. He grabbed one touchdown on three receptions totaling 37 yards in Arkansas' 58-21 victory vs. UTEP. His three catches went for 54 yards in the Razorbacks' 38-31 double-overtime win at No. 22 Mississippi State. In the Allstate Sugar Bowl vs. No. 6 Ohio State, Hamilton made one catch for 21 yards.
He played in all 13 games with a start at No. 1 Florida. Hamilton had 19 catches for 347 yards and three touchdowns. He also had four special teams tackles, all solo stops. He was fifth on the team in receptions, fifth in yardage, third among players with four or more catches with 18.3 yards per reception and tied for fourth in touchdowns. He was second in the nation with an average of 38.2 yards per reception in the third quarter and was second among SEC freshmen with five receptions of at least 25 yards. He opened his career with four receptions for 56 yards and a one-yard touchdown reception from Tyler Wilson against Missouri State. He had one catch against both Georgia, along with a 50-yard kickoff return, and Alabama, and no receptions the following week against Texas A&M, but followed with three for 42 yards in the win over Auburn. He made four catches for 73 yards against Eastern Michigan. He had one catch against both South Carolina and Troy, and then three for a season-high 131 yards with two touchdowns against Mississippi State from distances of 64 and 58 yards. He closed the season with an 11-yard reception in the AutoZone Liberty Bowl victory over East Carolina.
He played for coach Bobby Norton at Texas High where he set the Tigers' single-season receiving yardage record as a senior with 64 receptions for 1,071 yards and 14 touchdowns. He was ranked the No. 63 receiver in the country by Rivals.com and No. 108 by Scout.com. He was all-district and all-area. He was also listed as the No. 64 recruit in Texas by Rivals.com. He was named the All-Northeast Texas Offensive Player of the Year. As a junior, he had 29 receptions for 726 yards and seven touchdowns. He was a high school teammate of former Arkansas quarterback Ryan Mallett. He finished fourth in the 200 meters at the AAU National Junior Olympics (21.41). He was also recruited by Auburn, Baylor, Kansas, Kansas State, Missouri, Nebraska, Oklahoma State, Texas and TCU.
Born Nov. 13, 1990, he is the son of Gene and Deborah Hamilton. Both of his parents graduated from Arkansas, and his mother played basketball in the late 1970s. She is recognized, along with Joy Dillard, as the first African-American women's basketball varsity athlete at UA. Cobi is majoring in sociology.