Abderrahman Almoubarrake Samba Alsaleck (born 5 September 1995) is a Qatari male track and field athlete who specialises in the 400 metres hurdles.

He was born and raised in Saudi Arabia but chose to represent Mauritania – his father's homeland – before eventually switching allegiance to Qatar and moving to Doha in 2015.

He appeared suddenly on the elite athletics scene, having run modest sprint times in 2016 before winning the 400 m hurdles race at the Qatar leg of the 2017 IAAF Diamond League, beating Olympic champion Kerron Clement.

[7] In February 2018, he won a 4 × 400 metres relay gold medal with a Qatari team of Mohamed Nasir Abbas, Mohamed El Nour and Abdalelah Haroun at the Asian Indoor Athletics Championships.

[8] Then, in the Summer season, he ran the 400 m hurdles in 46.98, the second fastest time ever, at the Meeting de Paris.