| Game |
| Result | Moves |
Year |
Event/Locale | Opening |
| 1. L Levy vs W G Addison |
| 0-1 | 24 |
1955 |
US Open | B32 Sicilian |
| 2. W G Addison vs Seidman |
| 0-1 | 24 |
1955 |
US Open | D72 Neo-Grunfeld, 5.cd, Main line |
| 3. Berliner vs W G Addison |
| 0-1 | 42 |
1957 |
58th US Open | E94 King's Indian, Orthodox |
| 4. E McCormick vs W G Addison |
| 0-1 | 21 |
1957 |
58th US Open | B14 Caro-Kann, Panov-Botvinnik Attack |
| 5. W Hendricks vs W G Addison |
| 0-1 | 39 |
1961 |
US Open | B30 Sicilian |
| 6. M Otteson vs W G Addison |
| 0-1 | 37 |
1961 |
US Open | C76 Ruy Lopez, Modern Steinitz Defense, Fianchetto Variation |
| 7. W G Addison vs Bisguier |
| 0-1 | 40 |
1962 |
U.S. Championship | E07 Catalan, Closed |
| 8. W G Addison vs Larry Evans |
| 0-1 | 53 |
1963 |
US Championship 1963/64 | A37 English, Symmetrical |
| 9. W G Addison vs R Byrne |
 | 0-1 | 29 |
1963 |
US Championship 1963/64 | E61 King's Indian |
| 10. W G Addison vs Fischer |
| 0-1 | 38 |
1963 |
US Championship 1963/64 | C70 Ruy Lopez |
| 11. R Weinstein vs W G Addison |
| 0-1 | 42 |
1963 |
US Championship 1963/64 | C98 Ruy Lopez, Closed, Chigorin |
| 12. J Flesch vs W G Addison |
| 0-1 | 35 |
1964 |
Tel Aviv ol (Men) | C44 King's Pawn Game |
| 13. J Vinagre vs W G Addison |
| 0-1 | 15 |
1964 |
Tel Aviv ol (Men) | A07 King's Indian Attack |
| 14. Younus Safvat vs W G Addison |
| 0-1 | 35 |
1964 |
Tel Aviv ol (Men) | B63 Sicilian, Richter-Rauzer Attack |
| 15. S Bilyap vs W G Addison |
| 0-1 | 41 |
1964 |
Tel Aviv ol (Men) | A48 King's Indian |
| 16. Bisguier vs W G Addison |
| 0-1 | 46 |
1965 |
USA | D32 Queen's Gambit Declined, Tarrasch |
| 17. H Salazar vs W G Addison |
| 0-1 | 26 |
1966 |
Havana ol (Men) | A53 Old Indian |
| 18. W G Addison vs R Hoen |
| 0-1 | 81 |
1966 |
Havana ol (Men) | A85 Dutch, with c4 & Nc3 |
| 19. W G Addison vs Larry Evans |
| 0-1 | 55 |
1966 |
U.S. Championship | E81 King's Indian, Samisch |
| 20. Saidy vs W G Addison |
| 0-1 | 35 |
1966 |
U.S. Championship | D16 Queen's Gambit Declined Slav |
| 21. G Sigurjonsson vs W G Addison |
| 0-1 | 39 |
1966 |
Havana ol (Men) | B56 Sicilian |
| 22. W G Addison vs R Byrne |
| 0-1 | 40 |
1966 |
U.S. Championship | E92 King's Indian |
| 23. R Calvo vs W G Addison |
| 0-1 | 45 |
1966 |
Havana ol (Men) | B56 Sicilian |
| 24. Benko vs W G Addison |
| 0-1 | 45 |
1966 |
U.S. Championship | A12 English with b3 |
| 25. L Zinn vs W G Addison |
| 0-1 | 63 |
1967 |
Maribor | B21 Sicilian, 2.f4 and 2.d4 |
