The IRT Cidade de Curitiba 2013 was held on 5th-7th April at the Curitiba Chess Club in – Rua XV de Novembro 266 9º andar, in this Brazilian city.
It was a 6-rounds Swiss open with a time control of 90 minutes plus 30 seconds increments per move. The event was FIDE rated and looked for a way to test the rating of young players in the city.
GM Alexandr Fier arrived as the clear favorite, but was not able to win the event. IM Rodrigo Disconzi da Silva got a better tiebreak score than Fier after both players finished with 5/6 points. Disconzi took the 300R$ first prize for his efforts.
Ricardo Palozi arrived third with the same amount of points.
GM Alexandr Fier finished in second place
Final Standings:
| 1 | IM | Disconzi Da Silva Rodrigo | BRA | 2377 | 5.0 |
| 2 | GM | Fier Alexandr | BRA | 2604 | 5.0 |
| 3 | Palozi Paulo Ricardo | BRA | 2240 | 5.0 | |
| 4 | Sztokbant Bernardo Vainzoff | BRA | 2181 | 5.0 | |
| 5 | FM | Languidey Simon Alejandro | ARG | 2270 | 5.0 |
| 6 | FM | Chemin Vitorio | BRA | 2180 | 4.5 |
| 7 | FM | Nogueira Ivan Kuhlmann | BRA | 2313 | 4.5 |
| 8 | FM | Delgado Lidio Dias | BRA | 2296 | 4.5 |
| 9 | Brussamolin Valerio | BRA | 0 | 4.5 | |
| 10 | WGM | Maisuradze Nino | FRA | 2303 | 4.5 |
| 11 | FM | Souza Adwilhans Luciano | BRA | 2333 | 4.5 |
| 12 | FM | Quintiliano Pinto Renato R. | BRA | 2315 | 4.0 |
| 13 | CM | Proudian Armen | BRA | 2271 | 4.0 |
| 14 | Hirota Da Silva Nilton | BRA | 2062 | 4.0 | |
| 15 | Rodrigues Leonardo De Miranda | BRA | 2074 | 4.0 | |
| 16 | Carstens Dobuchak Thiago | BRA | 1811 | 4.0 | |
| 17 | FM | Dos Santos Haroldo Cunha | BRA | 2247 | 4.0 |
| 18 | Starke Bruno Orlando | BRA | 2085 | 4.0 | |
| 19 | Santana Anderson Pereira | BRA | 2083 | 4.0 | |
| 20 | Cadilhac Igor Tokuichi Kikuch | BRA | 2024 | 4.0 | |
| 21 | Coutinho Sidnei Bissacot | BRA | 2094 | 4.0 | |
| 22 | Nery Junior Jose Antonio | BRA | 2080 | 3.5 | |
| Barbosa Jefferson Lucas Munho | BRA | 1888 | 3.5 | ||
| 24 | Broday Geovani Allan | BRA | 2075 | 3.5 | |
| Takeda Lucas Koji | BRA | 1984 | 3.5 | ||
| 26 | Goncalves Marcus Vinicius M | BRA | 1944 | 3.5 | |
| 27 | Fonseca Luis Ernesto Serra Az | BRA | 2034 | 3.5 | |
| 28 | Guimaraes Ricardo Alves | BRA | 2033 | 3.5 | |
| 29 | Salles Leandro Luiz Krause De | BRA | 2110 | 3.5 | |
| 30 | Sena Moura Danielle | BRA | 1826 | 3.5 | |
| 31 | Cordioli Jairo Ribeiro | BRA | 2058 | 3.5 | |
| 32 | Arpon Rodrigo Tobias Yana | BRA | 1946 | 3.5 | |
| 33 | Ferreira Euclides Roberto | BRA | 2045 | 3.5 | |
| 34 | Rezende Guilherme Vilela | BRA | 1994 | 3.0 | |
| 35 | Britez G Jorge A | PAR | 1868 | 3.0 | |
| 36 | Deus Filho Joaquim De | BRA | 2017 | 3.0 | |
| 37 | Almeida Tiago De | BRA | 0 | 3.0 | |
| 38 | Tratz Leonardo Schmaedecke | BRA | 2047 | 3.0 | |
| 39 | WFM | Chang Suzana | BRA | 1972 | 3.0 |
| 40 | Brasilio Felipe Benvenutti | BRA | 1952 | 3.0 | |
| 41 | Schuh Astor Jose | BRA | 1980 | 3.0 | |
| 42 | Fier Luciano Dos Santos | BRA | 1932 | 3.0 | |
| Yshiy Francisco Yokiti | BRA | 0 | 3.0 | ||
| 44 | Moura Victor Cavinato | BRA | 2016 | 3.0 | |
| 45 | Sekula Markley Ribas | BRA | 2040 | 3.0 | |
| 46 | Maia Jonathan Cesar | BRA | 1876 | 3.0 | |
| 47 | Araujo Luiz Fernando De | BRA | 1920 | 3.0 | |
| 48 | Jouneau Quentin | FRA | 2010 | 3.0 | |
| 49 | De Oliveira Licio Lopes | BRA | 1589 | 3.0 | |
| 50 | Cordioli Lourenco Joao | BRA | 1995 | 3.0 | |
| 51 | Lahoz Cassiano | BRA | 0 | 3.0 | |
| 52 | Hille Waltercler | BRA | 1922 | 3.0 | |
| 53 | Yanaguihara Vitor Kioshi | BRA | 1662 | 3.0 | |
| 54 | Franca Willian Bento | BRA | 1912 | 2.5 | |
| 55 | Santa Isabel Marivaldo Dos Re | BRA | 1713 | 2.5 | |
| 56 | Silva Jr Maurides Ferreira Da | BRA | 1796 | 2.5 | |
| 57 | Baggio Igor | BRA | 0 | 2.5 | |
| 58 | Salmaso Trelha Victor Hugo | BRA | 1665 | 2.5 | |
| 59 | Lopes Aloisio Ponti | BRA | 1996 | 2.5 | |
| 60 | Dartibale Paulo Henrique | BRA | 0 | 2.5 | |
| 61 | Teixeira Alan Jose | BRA | 0 | 2.5 | |
| 62 | Venter Paulo Regis | BRA | 0 | 2.5 | |
| 63 | Costa Giovanni | BRA | 1879 | 2.0 | |
| 64 | Hille Willian Henrique | BRA | 1754 | 2.0 | |
| 65 | Alboredo Julia | BRA | 1820 | 2.0 | |
| Bueno Marcos Antonio Ferreira | BRA | 1763 | 2.0 | ||
| 67 | Coelho Tatiane Cristina | BRA | 1806 | 2.0 | |
| 68 | Souza Gustavo Horokoski De | BRA | 1822 | 2.0 | |
| 69 | Oliveira Janaina Paixao De | BRA | 1821 | 2.0 | |
| 70 | Weise William Ferreira | BRA | 1538 | 2.0 | |
| 71 | Nardelli Anne Caroline | BRA | 0 | 2.0 | |
| 72 | Teixeira Rodrigo Prado | BRA | 0 | 2.0 | |
| 73 | Hille Junior Waltercler | BRA | 1653 | 2.0 | |
| 74 | Vieira Larissa Moretti | BRA | 1747 | 2.0 | |
| 75 | Das Chagas David Ferreira | BRA | 1710 | 2.0 | |
| 76 | Meneghetti Alexandre | BRA | 0 | 1.5 | |
| 77 | Zampier Alexandre | BRA | 0 | 1.5 | |
| 78 | Martins Sara Cristina Stachesk | BRA | 1739 | 1.5 | |
| 79 | Pereira Daniele Costa | BRA | 1609 | 1.5 | |
| 80 | Moraes Maurino Anastacio De | BRA | 1717 | 1.0 | |
| 81 | Silveira Pericles | BRA | 0 | 1.0 | |
| 82 | De Souza Camila | BRA | 1819 | 1.0 | |
| 83 | Kikuchi Cadilhac Mariana Sawa | BRA | 0 | 1.0 | |
