| Game |
| Result | Moves |
Year | Event/Locale | Opening |
| 101. O Gadia vs J L Alvarez del Monte |
| 1-0 | 52 | 1966 | Pan American Championship | A10 English |
| 102. J L Alvarez del Monte vs S Garcia Martinez |
| ½-½ | 18 | 1966 | Pan American Championship | C94 Ruy Lopez, Closed, Breyer Defense |
| 103. J Arraya vs J L Alvarez del Monte |
| ½-½ | 41 | 1966 | Pan American Championship | A90 Dutch |
| 104. J L Alvarez del Monte vs O Yepez Obando |
| 1-0 | 40 | 1966 | Pan American Championship | A56 Benoni Defense |
| 105. J L Alvarez del Monte vs S Schweber |
| 0-1 | 31 | 1966 | Buenos Aires / Rio Hondo Zonal | B28 Sicilian, O'Kelly Variation |
| 106. M Luckis vs J L Alvarez del Monte |
| 0-1 | 26 | 1966 | Buenos Aires / Rio Hondo Zonal | E59 Nimzo-Indian, 4.e3, Main line |
| 107. G Martinez Vaca vs J L Alvarez del Monte |
| ½-½ | 30 | 1966 | Pan American Championship | A56 Benoni Defense |
| 108. J L Alvarez del Monte vs F Roux Cabral |
| ½-½ | 22 | 1966 | Pan American Championship | C42 Petrov Defense |
| 109. E Jimenez Zerquera vs J L Alvarez del Monte |
| 1-0 | 47 | 1966 | Pan American Championship | D37 Queen's Gambit Declined |
| 110. J L Alvarez del Monte vs Letelier |
| 0-1 | 51 | 1966 | Pan American Championship | B27 Sicilian |
| 111. M Cuellar Gacharna vs J L Alvarez del Monte |
| 1-0 | 21 | 1966 | Pan American Championship | D61 Queen's Gambit Declined, Orthodox, Rubinstein Attack |
| 112. J L Alvarez del Monte vs J Rodriguez |
| 0-1 | 38 | 1966 | Pan American Championship | C97 Ruy Lopez, Closed, Chigorin |
| 113. R Ortega vs J L Alvarez del Monte |
| ½-½ | 43 | 1966 | Pan American Championship | C78 Ruy Lopez |
| 114. J L Alvarez del Monte vs A Iglesias |
| 1-0 | 20 | 1966 | Pan American Championship | B03 Alekhine's Defense |
| 115. J L Alvarez del Monte vs S Schweber |
| ½-½ | 15 | 1966 | Pan American Championship | B88 Sicilian, Fischer-Sozin Attack |
| 116. E Cobo Arteaga vs J L Alvarez del Monte |
| 1-0 | 44 | 1966 | Pan American Championship | A90 Dutch |
| 117. H Santa Cruz vs J L Alvarez del Monte |
| ½-½ | 16 | 1966 | Pan American Championship | C34 King's Gambit Accepted |
| 118. Mecking vs J L Alvarez del Monte |
 | ½-½ | 22 | 1966 | Buenos Aires / Rio Hondo Zonal | E59 Nimzo-Indian, 4.e3, Main line |
| 119. J L Alvarez del Monte vs Panno |
| 0-1 | 58 | 1966 | Buenos Aires / Rio Hondo Zonal | B83 Sicilian |
| 120. A Foguelman vs J L Alvarez del Monte |
| 1-0 | 41 | 1966 | Buenos Aires / Rio Hondo Zonal | C91 Ruy Lopez, Closed |
| 121. J Rubinetti vs J L Alvarez del Monte |
| ½-½ | 47 | 1966 | Buenos Aires / Rio Hondo Zonal | C99 Ruy Lopez, Closed, Chigorin, 12...cd |
| 122. J L Alvarez del Monte vs Bolbochan |
| 0-1 | 52 | 1966 | Buenos Aires / Rio Hondo Zonal | B43 Sicilian, Kan, 5.Nc3 |
| 123. J L Alvarez del Monte vs R Garcia |
| 0-1 | 31 | 1966 | Buenos Aires / Rio Hondo Zonal | B83 Sicilian |
| 124. J Pelikan vs J L Alvarez del Monte |
| 1-0 | 41 | 1966 | Buenos Aires / Rio Hondo Zonal | A02 Bird's Opening |
| 125. J L Alvarez del Monte vs D Godoy |
| 1-0 | 39 | 1966 | Buenos Aires / Rio Hondo Zonal | B15 Caro-Kann |
Kibitzing
