Marcel Peek vs Wim H Boom
Corus Invitation Tens Wijk aan Zee NED round 1 2003.01.17
Benoni Defense: Benoni Gambit Accepted 1-0

Marcelino Sion Castro vs Alexey Shirov
Leon Leon ESP round 3 1995.05.09
Sicilian Defense: Sozin Attack, Main Line 0-1

Marcin Tazbir vs Nodirbek Abdusattorov
World Blitz 2021 Warsaw POL round 1.25 2021.12.29
English Opening: Anglo-Indian Defense 0-1

Marcio Elisio de Freitas vs Bernardo Wexler
Sao Paulo Zonal Sao Paulo BRA round 13 1960.??.??
Sicilian Defense: Scheveningen Variation 0-1

Marco Antonio H Asfora vs Alessandro Rodrigues da Silva
Ilha Solteira 1st Ilha Solteira round 8 2003.02.08
English Opening: King’s English Variation 1/2-1/2

Marcos Llaneza-Vega vs Ivan Sokolov
Gedeon Barcza Memorial Budapest HUN round 1 2009.04.06
Scotch Game 0-1

Marek Hawelko vs Haydn J Barber
Thessaloniki Olympiad Thessaloniki GRE round 5 1988.11.18
Sicilian Defense: Boleslavsky Variation 1-0

Maria Emelianova vs Monika Machlik
23rd European Teams Women Catez SLO round 8.15 2021.11.20
Caro-Kann Defense: Classical Variation 0-1

Maria Kouvatsou vs Salome Melia
10th European Individual Women’s Championship Saint Petersburg RUS round 1 2009.03.08
Sicilian Defense 0-1

Mario Bertok vs Alexander Prameshuber
Budapest Zonal Budapest HUN round 2 1960.05.06
Catalan Opening: Closed 1-0