Stadium: Court 6 Round: 54 Ground: Hardcourt outdoor
| ITF M25 Madrid | 2023/12/03 10:30 | Mateo Luis Alvarez Sarmiento v Lance A L Castelan | 6-3,6-2 |
| ITF M25 Madrid | 2023/11/27 09:00 | Luca Hesselmann v Lance A L Castelan | 6-1,6-4 |
| ITF M15 Santo Domingo | 2023/11/14 13:00 | Lance A L Castelan v Isaac Nortey | 3-6,4-6 |
| ITF M15 Santo Domingo | 2023/11/08 17:30 | Henrik Wiersholm v Lance A L Castelan | 5-7,6-0,6-2 |
| ITF M25 Santo Domingo | 2023/11/07 13:00 | Lance A L Castelan v Jonathan Backman | 6-7,6-4,13-11 |
| ITF M25 Santo Domingo | 2023/11/06 16:00 | Lance A L Castelan v Angel J Maleno Rosario | 6-4,6-4 |
| ITF M15 Morelia | 2023/10/18 20:00 | Lance A L Castelan v Ricardo Rodriguez-Pace | 4-6,5-7 |
| ITF M15 Morelia | 2023/10/17 22:35 | Lance A L Castelan v Ismael Batista Mascorro | 7-6,7-6 |