| Challenger Costa do Sauipe | 10/24 00:20 | 25 |
[172] Thiago Monteiro v
Ezzahra Sport
[248]
|
6-7,1-6 | |
| Challenger Curitiba | 10/16 21:30 | 26 |
[223] Gonzalo Bueno
v
Thiago Monteiro [176]
|
7-5,6-4 | |
| Challenger Curitiba | 10/14 23:25 | 25 |
[295] Escoffier/Tabatruong
v
Thiago Monteiro [176]
|
6-3,2-6,3-6 | |
| Challenger Curitiba | 10/13 14:45 | 25 |
Thiago Monteiro v
Juan Carlos Prado Angelo
|
CANC | |
| Challenger Braga | 09/30 11:45 | 25 |
[177] Thiago Monteiro v
Henri Squire
[331]
|
7-6,3-6,4-6 | |
| Challenger Lisbon | 09/25 16:20 | 26 |
[177] Thiago Monteiro v
Ignacio Buse
[116]
|
6-7,4-6 | |
| Challenger Lisbon | 09/23 13:05 | 25 |
[275] Marco Cecchinato
v
Thiago Monteiro [170]
|
6-7,6-7 | |
| Challenger Bad Waltersdorf | 09/18 08:00 | 26 |
[170] Thiago Monteiro v
Roman A Burruchaga
[146]
|
4-6,7-6,0-6 | |
| Challenger Bad Waltersdorf | 09/15 13:00 | 25 |
[170] Thiago Monteiro v
Daniel Merida
[166] |
6-3,6-1 | |
| Challenger Szczecin | 09/09 09:00 | 25 |
[284] Pablo Llamas Ruiz
v
Thiago Monteiro [169]
|
6-4,6-3 | |
| Challenger Genoa | 09/05 18:30 | 27 |
[34] Luciano Darderi
v
Thiago Monteiro [169]
|
7-5,6-2 | |
| Challenger Genoa | 09/04 17:15 | 26 |
[432] Enrico Dalla Valle
v
Thiago Monteiro [169]
|
4-6,6-7 |
Thiago Moura Monteiro (Brazilian Portuguese: [tʃiˈaɡu mõˈtejɾu]; born 31 May 1994) is a Brazilian professional tennis player. He has a career-high ATP singles ranking of world No. 61, achieved on 17 October 2022 and a doubles ranking of No. 144, achieved on 31 January 2022. He is currently the No. 2 player from Brazil.
On the ITF Junior Circuit, Monteiro had a combined ranking of No. 2, attained on February 2012. His best junior singles result was the 2011 Copa Gerdau (Grade A) title in Porto Alegre, Brazil.