Hiram Mier

Mier started his career with home-town club, Monterrey playing for their affiliate clubs in the Third and Segunda Divisions of Mexico football. He made his debut for the affiliate team in the Third Division in 2007. One year later Gerardo Jimenez called him to play for Rayados in the Second Division playing 11 games, 9 of them disputing the entire 90 minutes. He was promoted to the first team during the summer of 2010. On August 25, 2010, Mier debuted with the first team in a game of 2010-11 CONCACAF Champions League against Seattle Sounders FC. Finally on October 2, 2010, he debuted in the Primera División in a win 2–1 over Necaxa. Mier became champion with his team in his debut season Apertura 2010 and then becoming champion in the 2010-11 CONCACAF Champions League. He has recently slotted at right-back for Monterrey during the end of the Clausura 2013 season. On 14 December 2016, Mier joined Querétaro on a season-long loan. His move became permanent after the club activated his release clause. On 7 December 2018, Guadalajara reached an agreement to sign Mier. On 7 December 2023, the club bid farewell to Mier.

Youth

2011 Pan American Games

He was called up to participate in the 2011 Pan American Games, Mexico ended up winning the final against Argentina 1–0.

2012 Olympic qualifying

Mier was a squad member during the 2012 CONCACAF Olympic Qualifying Tournament and was selected as team captain. He led the Mexico team to win all of its matches including the final against Honduras, winning 2–1, in the tournament. He created a defensive doublet with Diego Reyes. Mexico qualified to the 2012 Summer Olympics after eight years, missing out on the 2008 edition.

2012 Toulon Tournament

Once again Mier was selected as team captain in this Pre-Olympic Games tournament held in France. Mexico would make it to the final against Turkey winning 3–0 with Mier also managed to score in the final. This was Mexico's first title in this competition.

2012 London Olympics

Mier made the final cut for those players participating in the 2012 Summer Olyimpics held in Great Britain. Mexico would make it to the final against Brazil winning the match 2–1. Mier played an important role by demonstrating leadership and team work alongside Diego Reyes. Mier played all 6 matches.

Senior

2011 Gold Cup

Mier received his first call up to the senior national team after 5 players tested positive for Clenbuterol. Coach Jose Manuel de la Torre called up Mier and 4 players as substitutes to compete for the Gold Cup; Mier did not make an appearance…

International

As of match played 21 November 2018

Monterrey

Mexican Primera División: Apertura 2010 CONCACAF Champions League: 2010–11, 2011–12, 2012–13 Querétaro

Supercopa MX: 2017 Mexico U23

Pan American Games: 2011 CONCACAF Olympic Qualifying Championship: 2012 Toulon Tournament: 2012 Olympic Gold Medal: 2012 Mexico

CONCACAF Gold Cup: 2011