Football referees
Abigail Marnot
Andre Marriner
Abigail Marriott
Alan Enrique Martínez Vega
Andrés Martínez
Alexis Martínez
A. Martínez Martínez
Alan Martinez-Loyola
Anton Marus
Abraham Mashala
Aleksandr Mashlyakevich
Antonio Miguel Mateu Lahoz
Alastair Mather
Alexander Mathieson
Aleksandar Matković
Andrés Matonte
Aleksey Matyunin
Aleksandr Mayun
Alex McInch
Akram Mechairia
Ajdin Medic
Ajit Meetei
Abdou Abdel Mefire
Andrew Meimarakis
Andreas Meintanas
Alessandro Meleleo
Augin Melki
Augusto Méndez
Alejandro Mendoza
Astrid Maria Mendoza Franco
Augusto Menéndez
Adam Merchant
A. Mercier
Ardit Merdanaj
Andrés Merlos
Andrey Meshkov
Alika Meskhi
Áxel Meza Méndez
Adriano Milevski
Andrew Miller
Andy Milne
Alexander Milovanovic
Andrey Mininkov
Ali Rashad Mohamed Al Nuaimi
Abdel Aziz Mohamed Bouh
Ahmed Faisal Mohammad Al Ali
Abdou Mmadi Mohammed
Attila Molnar
Anton Moltusinov
Alejandro Moncada Sánchez