Carlos Arnoldo Salcido Flores (Latin American Spanish: [ˈkaɾlos aɾˈnoldo salˈsiðo ˈfloɾes]; born 2 April 1980) is a Mexican former professional footballer.

[4] After emerging through Guadalajara's youth system, he went on to be a mainstay for PSV Eindhoven, acting as vice-captain for the Dutch team and was the first player from Mexico to be champion in the Eredivisie.

In 2024 he began his career as a manager, his first position was at the head of Halcones FC, a team that participates in the Liga Premier de México - Serie A.

[6] Salcido was a 2005 and 2006 Copa Libertadores Semifinalist with Guadalajara and a Runner-Up in Primera División (First Division), losing against Pumas in penalty shoot-outs in 2004.

Salcido was a first team regular in the Eredivisie under Coach Ronald Koeman, starting 33 of 34 league games in his first season at the club, which saw PSV crowned Dutch champions.

Salcido was a substitute for the beginning of the 2010–11 Eredivisie and the Europa League, where he did not appear in any matches but was soon transferred to Fulham of England.

He contributed an assist in the 56th minute, when his cross pass fell to American player Clint Dempsey, who headed it into the net from 8 yards to level the game at 1–1.

After a robbery at his home in Claygate, London, Salcido requested to be transferred back to Mexico due to his family feeling unsettled.

[14] After his participation at the World Cup, Salcido made his debut for Guadalajara in a pre-season friendly match 9 July 2014 at the StubHub Center in Carson, California.

[25] Salcido debuted with Mexico 8 September 2004 in a 2006 world cup qualifying match against Trinidad and Tobago, he soon established himself with the number 3 shirt as the national sides first choice left back.

In 2005, he played in the Confederations Cup in Germany, helping the national team to a fourth-place finish, where he appeared as a starter in all five matches.

He recovered the ball in the Mexican area, dribbled it past three defenders while going the entire length of the pitch, then scored after the shot fooled keeper Germán Lux when it bounced off Fabricio Coloccini.

Salcido was included in the 24-man squad selected on 2 April 2006, by head coach Ricardo Lavolpe, to play for the national team in the 2006 FIFA World Cup.

[29][30] In October 2017, the creation of the Asociación Mexicana de Futbolistas (Mexican Footballers Association) was announced, with Salcido serving as co-president alongside Oribe Peralta.

[34] In July 2024, he began his career as a manager when he was named the new coach of Halcones F.C., a team that plays in the third tier of Mexican football.