Tramaine Brock

On April 2, 2019, Brock signed a one-year contract with the Arizona Cardinals. He was named a starting cornerback opposite rookie Byron Murphy to begin the season in place of the suspended Patrick Peterson. He played in 10 games with seven starts before being released on December 2, 2019.

On December 3, 2019, the Tennessee Titans claimed Brock off waivers.

On March 14, 2018, Brock signed a one-year contract with the Denver Broncos. Coach Vance Joseph Said Brock will compete with Bradley Roby for the No. 2 cornerback spot. He was named the third cornerback on the depth chart, playing in 12 games with five starts recording 23 tackles and six pass deflections.

On April 7, 2017, Brock was released by the 49ers after a domestic violence incident.

On August 16, 2017, after his domestic violence case was dismissed, Brock signed with the Seattle Seahawks on a one-year deal.

On September 1, 2017, Brock was traded to the Minnesota Vikings for a 2018 seventh-round draft pick.

On April 7, 2017, Brock was arrested in Santa Clara County, California following an alleged incident which left his children's mother with visible injuries. Because of this incident, Brock was released by the 49ers. On August 9, 2017, the case against Brock was dismissed due to a lack of evidence. On January 5, 2018, the NFL formally cleared Brock from violation of the league's personal conduct policy.

In 2016, Brock started all 16 games for the first time in his career and finished the season with 59 combined tackles, 14 passes defended, an interception, and 1 forced fumble. He tallied more than five tackles in five different games throughout the season. During Week 16 against the Los Angeles Rams, Brock intercepted Jared Goff and returned it 39 yards as the 49ers narrowly won 22-21.

In the season-opener, he recorded 3 tackles as well as an interception against the Minnesota Vikings. During Week 5, Brock grabbed his second interception of the season against the New York Giants. As the second quarter was about to end, Manning tried to throw a touchdown to Beckham, but Brock's tight coverage gave him the interception. During Week 8 of the 2015 Season, Brock picked off quarterback Russell Wilson during the end of the second quarter to tie cornerback Kenneth Acker with the most interceptions on his team. According to Pro Football Focus, Brock received a +3.0 coverage grade by the end of Week 13.

Brock's 2014 campaign was, unfortunately, a lost cause for him and the 49ers. He struggled with a toe injury throughout the majority of the season that he sustained in a Week 1 victory over the Dallas Cowboys and ended up only playing 3 games and recording 7 tackles. Without the presence of their number 1 corner, the 49ers struggled to find a consistent replacement to take over the nickel duties as they now moved Perrish Cox out of that position to fill Brock's role.

In the 2013 offseason, Brock signed a $1.323 million tender with the 49ers keeping him there until the 2014 season.

On October 6, 2013, Brock scored his first touchdown against the Houston Texans on an interception off quarterback Matt Schaub. Later in the game, Brock recorded his second interception of the game, making it the first multi-interception game in his career. Brock was named the team's third cornerback, replacing the injured Nnamdi Asomugha, who was later released by the team. After the game against the Texans, Brock was named NFC Defensive Player of the Week.

On November 22, 2013, Brock agreed to a four-year extension with the 49ers worth $16 million including $7 million in guaranteed money.

Belhaven University. (February 1, 2013). Q&A With Current San Francisco 49er and Former Blazer Tramaine Brock.

Brock later signed a one-year deal with the 49ers on March 12, 2012. During the 2012 season, Brock played all 16 games, mostly on special teams, and recorded 16 tackles for the year. During a game against the St. Louis Rams, he forced a key fumble late in the game that led to a go-ahead score by the 49ers.

At the end of the 2012 season, Brock and the 49ers appeared in Super Bowl XLVII. He contributed on special teams, but the 49ers fell to the Baltimore Ravens by a score of 34–31.

Parrott, R. (January 23, 2012). Congratulation Tramaine Brock.

In 2011, Brock played in 11 games but he missed three games due to a hand injury. That year Brock recorded six tackles and two interceptions. He got his first interception in the first game of the season versus the Seattle Seahawks and his second versus the Dallas Cowboys with an 18-yard return.

Parrott, R. (September 23, 2011). Belhaven Alum Tramaine Brock is NFL Interception Leader for San Francisco 49ers.

Brock signed as an undrafted free agent by Buffalo bills after going unselected in the 2010 NFL Draft on April 26, 2010. The team later released him on September 14, 2010, but signed with the practice squad the next day. Five days later, he signed on to the active roster. Brock would be released again on October 12, then put on the practice squad two days later. He was signed to the active roster on October 27. Brock made his NFL debut against the Denver Broncos and that year only played in three games and recorded only four tackles.

In 2009, Brock transferred to Belhaven University of the National Association of Intercollegiate Athletics (NAIA) to finish out his senior year. He posted 51 tackles, 2.5 sacks, six interceptions, 10 passes defensed and one fumble recovery as a senior at Belhaven.

Tramaine Brock Sr. (born August 20, 1988) is an American football cornerback who is currently an free agent. He played college football at Belhaven University and the University of Minnesota before signing with the San Francisco 49ers as an undrafted free agent in 2010.