Rezaul Karim Reza (; born 1 July 1987) is a retired Bangladeshi professional footballer who played as a centre-back. He represented the Bangladesh national team between 2010 and 2021. Due to his versatility, he could also play as a left-back. He last played for Dhaka Abahani.
In July 2016, he was appointed as the national team's captain. He led Bangladesh during a friendly against UAE and also during the 2018 FIFA World Cup qualification – AFC second round fixture against Jordan.
Honours Fakirerpool YMC Dhaka Senior Division League: 2007–08
Bangladesh U-23 South Asian Games Gold medal: 2010
Sheikh Jamal Dhanmondi Club Bangladesh Premier League: 2010–11 Federation Cup: 2011–12 Pokhara Cup: 2011
Sheikh Russel KC Bangladesh Premier League: 2012–13 Federation Cup: 2012 Independence Cup: 2012–13
Chittagong Abahani Limited Independence Cup: 2016
Bashundhara Kings Bangladesh Premier League: 2018–19 Independence Cup: 2018
Abahani Limited Dhaka Independence Cup: 2021 Federation Cup: 2021
References