Parties de Orr, Mark J L

• Orr,+Mark+J+L vs Bologan,+Viktor Moscow+ol+(Men) 1994. . 1-0
• Georgiev,+Kiril vs Orr,+Mark+J+L Dubai+ol+(Men) 1986. . 1-0
• Orr,+Mark+J+L vs Ivanov,+Igor+V Thessaloniki+ol+(Men) 1988. . 1-0
• Orr,+Mark+J+L vs Kaidanov,+Grigory+S Telecom+op 1991. . 1-2-1-2
• Orr,+Mark+J+L vs McShane,+Luke+J Iona+Tech+Masters 1997.11.28 1-0
• Novikov,+Igor+A vs Orr,+Mark+J+L Yerevan+ol+(Men) 1996. . 1-2-1-2
• Orr,+Mark+J+L vs Nunn,+John+DM Masters 1998.02.22 0-1
• Portisch,+Lajos vs Orr,+Mark+J+L Thessaloniki+ol+(Men) 1988. . 1-0
• Orr,+Mark+J+L vs Speelman,+Jonathan+S EU-ch+U20+qual 1976. . 0-1
• Orr,+Mark+J+L vs Speelman,+Jonathan+S Bunratty+Masters+op 1997. . 0-1