Marcus and Dominique are not the brother of Antonio Cromartie. He does not have any siblings.
Antonio Cromartie, Dominique Rodgers Cromartie, and Marcus Cromartie are cousins.
Moreover, the Cromartie cousins are more than just a last name; they are a trio of accomplished football players bound by family ties.

Antonio Cromartie, born April 15, 1984, is an American former professional football cornerback in the National Football League (NFL).
Cromartie attended Lincoln High School, where he earned the 2002 USA Today Defensive Player of the Year.
Later, he started playing football at Florida State University. Unfortunately, a torn ACL sidelined him for the entire 2005 football season. Despite this setback, he remained determined to pursue his athletic career.
Subsequently, in the 2006 NFL Draft, Cromartie was selected in the first round by the San Diego Chargers.
In his professional career, Cromartie played with other NFL teams like the Arizona Cardinals, New York Jets, and Indianapolis Colts.
Moreover, he earned four Pro Bowl selections and secured a first-team All-Pro designation in 2007 for leading the league in interceptions. Additionally, he holds the record for the longest-scoring play in NFL history.
Cromartie officially announced his retirement from professional football on March 5, 2018. He decided to retire after playing 11 seasons in the NFL.
Antonio Cromartie Brother
Antonio Cromartie does not have a brother rather, he is the cousin of Dominique Rodgers Cromartie and Marcus Cromartie.
Moreover, Dominique and Antonio, both former NFL cornerbacks, have left their mark on the league with Pro Bowl selections and notable achievements.

While Marcus, the younger cousin, forged his path, entering the NFL as an undrafted free agent.
Their shared passion for football extends beyond individual successes, creating a legacy of athleticism within the Cromartie family.
Dominique Cromartie
Dominique Reshard Rodgers Cromartie, born April 7, 1986, had a notable 11-year career as an NFL cornerback.
His journey began with early struggles, having a nonfunctioning kidney removed at the age of 8.
However, he emerged as an All-Area and All-District defensive back and wide receiver at Lakewood Ranch High School in Florida.

In college, Cromartie played football for the Tennessee State Tigers from 2004 to 2007 and was also a track and field varsity team member.
Subsequently, drafted by the Arizona Cardinals in the first round (16th overall) of the 2008 NFL Draft, Cromartie quickly became a key player, contributing to the team’s journey to Super Bowl XLIII.
Furthermore, the two-time Pro Bowler played for the Philadelphia Eagles, Denver Broncos, and New York Giants.
In 2018, he signed with the Oakland Raiders but later retired on October 30, 2018; however, he came out of retirement and joined the Washington Redskins in 2019.
After four years away from professional football, Rodgers made headlines in 2023 by signing with the Tampa Nightcrawlers of the A7FL, contributing to their playoff run as the league’s most notable free agent.
Marcus Cromartie
Marcus A. Cromartie, born on December 3, 1990, is a former American football cornerback.
In high school at Mansfield Timberview High School in Arlington, Texas, he earned recognition, notably as the 43rd-best defensive back prospect nationally by Rivals.com.
He entered the NFL as an undrafted free agent, signing with the San Diego Chargers on April 27, 2013.

Additionally, he played with the Cleveland Browns, San Francisco 49ers, Buffalo Bills, Seattle Seahawks, Houston Texans, Detroit Lions, and the Montreal Alouettes in the CFL.
Joining the Alouettes, he showed some promising skills, recording seven tackles in his first game.
However, after sustaining an injury and several roster changes, he was released on August 7, 2019.