| Game |
| Result | Moves |
Year | Event/Locale | Opening |
| 251. M Sica vs J F Pierrot |
| 1-0 | 35 | 2018 | Szmetan-Giardelli Open | E46 Nimzo-Indian |
| 252. J F Pierrot vs A Larsen |
| 1-0 | 73 | 2018 | Szmetan-Giardelli Open | B32 Sicilian |
| 253. F Trois vs J F Pierrot |
| 0-1 | 38 | 2018 | Szmetan-Giardelli Open | A29 English, Four Knights, Kingside Fianchetto |
| 254. J F Pierrot vs P Barrionuevo |
| ½-½ | 35 | 2018 | Szmetan-Giardelli Open | D79 Neo-Grunfeld, 6.O-O, Main line |
| 255. G Martinez de Negri vs J F Pierrot |
| 0-1 | 39 | 2018 | Szmetan-Giardelli Open | C45 Scotch Game |
| 256. J F Pierrot vs E Toniutti |
| ½-½ | 27 | 2018 | Szmetan-Giardelli Open | C72 Ruy Lopez, Modern Steinitz Defense, 5.O-O |
| 257. S Zapata Charles vs J F Pierrot |
| 0-1 | 65 | 2018 | Szmetan-Giardelli Open | B01 Scandinavian |
| 258. J F Pierrot vs R Hungaski |
| 1-0 | 38 | 2019 | 50th Mar Del Plata Open | D25 Queen's Gambit Accepted |
| 259. S Mareco vs J F Pierrot |
| 1-0 | 48 | 2021 | Liga Nacional Superior | C24 Bishop's Opening |
| 260. S A Aguilar Enzetti vs J F Pierrot |
| 0-1 | 23 | 2022 | Mar de Ajo Open | B07 Pirc |
| 261. J F Pierrot vs M Zuriel |
| 1-0 | 27 | 2022 | Mar de Ajo Open | A45 Queen's Pawn Game |
| 262. E Scarella vs J F Pierrot |
| 1-0 | 40 | 2022 | Mar de Ajo Open | E60 King's Indian Defense |
| 263. J F Pierrot vs V Plat |
| 0-1 | 47 | 2024 | National Open | B07 Pirc |
| 264. F Corrales Jimenez vs J F Pierrot |
| 1-0 | 20 | 2024 | National Open | C43 Petrov, Modern Attack |
| 265. C Cruz vs J F Pierrot |
| 1-0 | 29 | 2024 | National Open | A37 English, Symmetrical |
| 266. J F Pierrot vs L Jurk Deretti |
| 1-0 | 26 | 2025 | American Continental | D75 Neo-Grunfeld, 6.cd Nxd5, 7.O-O c5, 8.dxc5 |
| 267. J Martinez Alcantara vs J F Pierrot |
| 1-0 | 29 | 2025 | American Continental | A37 English, Symmetrical |
| 268. J F Pierrot vs G Markzon |
| ½-½ | 49 | 2025 | American Continental | E69 King's Indian, Fianchetto, Classical Main line |
| 269. W C Cezar Junior vs J F Pierrot |
| 0-1 | 50 | 2025 | American Continental | A20 English |
| 270. J F Pierrot vs G Flom |
| ½-½ | 50 | 2025 | National Open | A70 Benoni, Classical with 7.Nf3 |
| 271. C Cruz vs J F Pierrot |
| ½-½ | 79 | 2025 | National Open | D35 Queen's Gambit Declined |
| 272. J F Pierrot vs Z Tang |
| ½-½ | 33 | 2025 | National Open | E32 Nimzo-Indian, Classical |
| 273. E Ghaem Maghami vs J F Pierrot |
| 1-0 | 57 | 2025 | National Open | E06 Catalan, Closed, 5.Nf3 |
Kibitzing
