In 2012, Van Noy was the defensive leader of a BYU team that led the nation in red zone defense (opponent red zone percentage of .62), was second in rushing defense (84.25 yards/game), third in 3rd down conversion percentage (27.71%) and total defense (allowing 26.33 yards/game), fourth in 1st down defense (14.83/game), and fifth in scoring defense (176 total points).
 Additionally, they were in the top 25 in passing defense (13th), sacks (22nd), 4th down conversion defense (23rd), and tackles for loss (25th).

In 13 games played he recorded 53 tackles, 22 tackles-for-loss, 13 sacks, 2 interceptions (one for a touchdown), 6 forced fumbles, and 1 fumble recovered (for a touchdown), 8 quarterback hurries, 5 pass break-ups, and 2 blocked kicks.
Van Noy dominated in BYU's 23–6 victory over San Diego State in the 2012 San Diego County Credit Union Poinsettia Bowl, where he recorded 8 tackles, 1.5 sacks, 1 forced fumble, 1 fumble recovery (for a touchdown), 1 interception (for a touchdown), and a blocked punt.
One writer speculated that Van Noy's performance, in a bowl, may be the best defensive performance by a BYU Cougar ever.

Van Noy was named to the Bronko Nagurski Trophy, Lombardi Award and Chuck Bednarik Award Watch Lists, was National Linebacker of week 3, and was third team All-American.
He also earned the 2012 College Football Performance Award (CFPA) trophy for overall best defensive player of the year, as well as the 2012 Linebacker Trophy.

Van Noy was projected as a first or second round pick in the 2013 NFL Draft, but opted to remain at BYU for his senior season.
In 2012, Van Noy was the defensive leader of a BYU team that led the nation in red zone defense (opponent red zone percentage of .62), was second in rushing defense (84.25 yards/game), third in 3rd down conversion percentage (27.71%) and total defense (allowing 26.33 yards/game), fourth in 1st down defense (14.83/game), and fifth in scoring defense (176 total points).  Additionally, they were in the top 25 in passing defense (13th), sacks (22nd), 4th down conversion defense (23rd), and tackles for loss (25th).
In 13 games played he recorded 53 tackles, 22 tackles-for-loss, 13 sacks, 2 interceptions (one for a touchdown), 6 forced fumbles, and 1 fumble recovered (for a touchdown), 8 quarterback hurries, 5 pass break-ups, and 2 blocked kicks. Van Noy dominated in BYU's 23–6 victory over San Diego State in the 2012 San Diego County Credit Union Poinsettia Bowl, where he recorded 8 tackles, 1.5 sacks, 1 forced fumble, 1 fumble recovery (for a touchdown), 1 interception (for a touchdown), and a blocked punt. One writer speculated that Van Noy's performance, in a bowl, may be the best defensive performance by a BYU Cougar ever.
Van Noy was named to the Bronko Nagurski Trophy, Lombardi Award and Chuck Bednarik Award Watch Lists, was National Linebacker of week 3, and was third team All-American. He also earned the 2012 College Football Performance Award (CFPA) trophy for overall best defensive player of the year, as well as the 2012 Linebacker Trophy.
Van Noy was projected as a first or second round pick in the 2013 NFL Draft, but opted to remain at BYU for his senior season.
Kyle Van Noy