Football referees

Maxim Alatorre

M. Aldemir

Mohammed Alharbi

Michiel Allaerts

Mark Allatin

Michael Almeida

M. Alou

Metehan Alpat

Mohammed Altaf

Murat Altan

Martin Altmets

Marielson Alves Silva

Mrutyunjay Amatya

Mihai Amorăriței

M. Antič

Menelaos Antoniou

Mohamed Rafiq Aouina

Maxime Apruzzese

Mohammad Hasan Mahmoud Arafah

Miguel Araos

Marianela Araya Cruz

Mircea Florin Ardelean

Martin Arends

Mülazım Argız

Maximiliano Arias Guzmán

Milagros Arruela

Mark-Oskar Arst

Mahmoud Mohamed Ashour

Mohammad Usman Aslam

Matías Assadi

Metin Ateş

Mohamed Athoumani

Martin Atkinson

Marina Aufschnaiter

Marius Ionuț Avram

Mustafa Aydın

M. Aylıoğlu

Michael Bacher

Malik Badawi

Marius Daniel Bădoiu

Mirna Noelia Peña Báez

Marian Balaci

Mykola Balakin

Miguel Balboa

Milan Balinovac

M. Bambiso

Marian Alexandru Barbu

Millan Bárcenas Torres

Michael Barlow

Mahmoud Bassiouni