Jonathan Czerny (BRA)
Country: Brazil,
Born in 1993 (32 years old),
Category: Junior, Boys
ITF Ranking
-
Career High : 1554
Tournaments played in 2010
See detailed tennis results of Jonathan Czerny| Oct 25 | J30B | 1/32 | J4 Itajai \ Copa Santa Catarina, Itajai(BRA) |
| Oct 18 | J30B | 1/32 | Bahia Open - Porto Seguro, Porto Seguro(BRA) |
| Oct 11 | J30B | 1/32 | J100 Londrina \ Londrina Tennis Cup, Londrina(BRA) |
| Oct 04 | J30B | 1/16 | Copa GTC, Guarulhos(BRA) |
| Jul 19 | J30B | 1/16 | J30 Lambare \ Mburucuya Bowl, Lambare(PAR) |
| Jul 13 | J30B | 1/16 | J30 Luque \ Paraguay Junior Open, Luque(PAR) |
| Mar 29 | J30B | 1/32 | International Pascuas Bowl, Asuncion(PAR) |
| Mar 15 | J500B | [Q] | Copa Gerdau, Porto Alegre(BRA) |
| Mar 08 | J300B | [Q] | Banana Bowl, San Paulo(BRA) |
| Feb 01 | J200B | [Q] | Torneo Internacional Inka Bowl, La Molina Lima(PER) |
| Jan 25 | J200B | [Q] | Nicolas Machivello Copa Graiman, Guayaquil(ECU) |
| Jan 18 | J300B | [Q] | Barranquilla Junior Tennis Tournament, Barranquilla(COL) |








