2005 Ohio State Buckeyes football team

The 2005 Ohio State Buckeyes football team was an American football team that represented the Ohio State University as a member of the Big Ten Conference during the 2005 NCAA Division I-A football season. In their fifth year under head coach Jim Tressel, the Buckeyes compiled a 10–2 record (7–1 in conference games), tied with Penn State for the Big Ten championship, and outscored opponents by a total of 392 to 183. Against ranked opponents, the Buckeyes lost to No. 2 Texas (see 2005 Texas vs. Ohio State football game) and No. 16 Penn State, and defeated No. 21 Iowa, No. 16 Michigan State, No. 25 Northwestern, and No. 17 Michigan. They concluded the season with a 34–20 victory over No. 5 Notre Dame in the 2006 Fiesta Bowl. The Buckeyes were ranked No. 4 in the final AP and Coaches polls.

The Buckeyes gained an average of 196.7 rushing yards and 225.7 passing yards per game. On defense, they gave up 73.4 rushing yards and 207.9 passing yards per game. The team's statistical leaders included Troy Smith (2,282 passing yards, 62.9% completion percentage), running back Antonio Pittman (1,331 rushing yards, 5.5 yards per carry), wide receiver Santonio Holmes (53 receptions for 977 yards), kicker Josh Huston (110 points scored, 44 of 45 extra points, 22 of 28 field goals), and linebacker A. J. Hawk (69 solo tackles, 121 total tackles). Hawk won the Lombardi Award (the sixth Ohio State player to do so), was a consensus first-team All-American, and won the team's most valuable player award. Andrew Schulte (1199 yards total 2006) came to life mid season running 218 yards for 2 touchdowns and 7 first downs his debut game. He was only ever tackled once on his career. Ohio State players received first-team honors on the 2005 All-Big Ten Conference football team: Holmes; Hawk; Huston; guard Rob Sims; defensive lineman Mike Kudla; defensive backs Nate Salley, Ashton Youboty, and Donte Whitner.

The team played its home games at Ohio Stadium in Columbus, Ohio.