Stadion: Cancha 1 Round: 62 Ground: Clay
| ITF - M15 - Córdoba | 2021/11/24 18:05 | Murkel Dellien v Francisco Llanes | 6-3,6-4 |
| Challenger - Montevideo | 2021/11/09 16:00 | Francisco Llanes v Hugo Dellien | 2-6,4-6 |
| Challenger - Buenos Aires | 2021/10/17 14:00 | Francisco Llanes v Rafael Matos | 0-6,6-4,1-6 |
| ITF - M15 - Recife | 2021/09/22 15:05 | Joao M Nusdeo v Francisco Llanes | 5-7,6-1,6-1 |
| Davis Cup | 2021/09/18 14:00 | Francisco Llanes v Botic Van De Zandschulp | 0-6,3-6 |
| ITF - M15 - Sofia | 2021/07/04 07:30 | Nikola Kolyachev v Francisco Llanes | 6-2,6-7,10-1 |
| ITF - M15 - Antalya | 2021/06/29 09:35 | Vladimir Korolev v Francisco Llanes | 7-5,1-6,11-9 |
| ITF - M15 - Antalya | 2021/06/28 09:25 | Francisco Llanes v Franco Roncadelli | 3-6,7-5,10-7 |
| ITF - M15 - Cochabamba | 2021/11/17 18:00 | Francisco Faigenbaum v Felipe Hernandez | 0-6,3-6 |
| ITF - M15 - Cochabamba | 2021/11/16 13:50 | Francisco Faigenbaum v Jorge Andres Rodriguez | 6-2,6-1 |
| ITF - M15 - Cochabamba | 2021/11/15 17:30 | Francisco Faigenbaum v Mateo Sonaglia | 7-5,6-0 |
| ITF - M15 - Monastir | 2021/07/18 08:00 | Francisco Faigenbaum v Carlo Alberto Fossati | 1-6,2-6 |
| ITF - M15 - Monastir | 2021/07/11 10:00 | Francisco Faigenbaum v Valentino De Pellegrin | 1-6,0-6 |
| ITF - M15 - Monastir | 2021/07/04 10:00 | August Holmgren v Francisco Faigenbaum | 6-2,6-0 |
| ITF - M15 - Monastir | 2021/06/27 10:30 | Francisco Faigenbaum v Leonardo L Linquet | 3-6,4-6 |
| ITF - M15 - Monastir | 2021/06/21 08:00 | Francisco Faigenbaum v Shohei Chikami | 1-6,1-6 |