| Luiz Júnior | |
| Fullname: | Luiz Mairton Carlos Júnior |
| Height: | [1] |
| Birth Date: | 13 January 1989 |
| Birth Place: | Jaguaruana, Brazil |
| Currentclub: | Al-Arabi |
| Clubnumber: | 20 |
| Position: | Defender |
| Years1: | 2009–2010 |
| Clubs1: | Atlético Cearense |
| Caps1: | 0 |
| Goals1: | 0 |
| Years2: | 2010–2024 |
| Caps2: | 227 |
| Goals2: | 10 |
| Years3: | 2024– |
| Clubs3: | Al-Arabi |
| Caps3: | 0 |
| Goals3: | 0 |
| Nationalyears1: | 2013– |
| Nationalteam1: | Qatar |
| Nationalcaps1: | 26 |
| Nationalgoals1: | 0 |
| Nationalteam-Update: | 23 March 2017 |
Luiz Mairton Carlos Júnior (born 13 January 1989), commonly known as Luiz Júnior or Ceará, is a footballer who plays as a defender for Al-Arabi in the Qatar Stars League. Born in Brazil, he represents the Qatar national team.
He was born in Jaguaruana in the Brazilian state of Ceará.[2]
He won the Qatar Stars League eight times with his club Al-Duhail.[3]
Luiz was called up the Qatar team on 13 November 2013 by former coach Djamel Belmadi.[4] He made official debut for the team on 25 December in the 2014 WAFF Championship in a 1–0 win against Palestine.[5]
2010-11, 2011-12, 2013-14, 2014-15, 2016-17, 2017-18, 2019-20, 2022-23