| Challenger Rio De Janeiro | 11/21 14:00 | 25 | Andrea Collarini v Peter Nagy | 7-5,6-2 | |
| Challenger Rio De Janeiro | 11/21 14:00 | 25 | [259] Andrea Collarini v Gastao Elias [114] | Cancelled | |
| Challenger Santiago 2 | 11/14 16:00 | 25 | [260] Andrea Collarini v Pedro Cachin [300] | 3-6,1-6 | |
| Challenger Montevideo | 11/07 17:45 | 25 | Andrea Collarini v Jose H-Fernandez | 1-6,4-6 | |
| Challenger Guayaquil | 10/31 18:55 | 25 | [256] Andrea Collarini v Martin Cuevas [408] | Retired | |
| Challenger Buenos Aires | 10/11 16:00 | 26 | [242] Andrea Collarini v Joao Domingues [182] | 6-4,2-6,4-6 | |
| Challenger Buenos Aires | 10/10 14:00 | 25 | Sebastian Baez v Andrea Collarini | 4-6,2-6 | |
| Challenger Campinas | 10/07 18:15 | 28 | [266] Andrea Collarini v Renzo Olivo [135] | 6-7,6-1,3-6 | |
| Challenger Campinas | 10/06 19:35 | 27 | [266] Andrea Collarini v Michael Linzer [272] | Retired | |
| Challenger Campinas | 10/04 15:00 | 26 | [266] Andrea Collarini v Federico Coria [240] | 6-2,6-1 | |
| Challenger Campinas | 10/03 15:00 | 25 | [69] Federico Delbonis v Andrea Collarini [266] | 4-6,6-3,3-6 | |
| US Open Qual | 08/22 15:00 | 44 | [256] Riccardo Bellotti v Andrea Collarini [258] | 7-5,6-3 | |
| Challenger Santo Domingo | 08/15 23:55 | 25 | [333] Evan King v Andrea Collarini [239] | 7-5,7-5 | |
| Challenger Cortina | 07/27 10:30 | 26 | [139] Guido Andreozzi v Andrea Collarini [238] | 6-4,4-6,6-0 | |
| Challenger Cortina | 07/25 14:05 | 25 | Riccardo Balzerani v Andrea Collarini | 0-6,7-6,4-6 | |
| Challenger San Benedetto | 07/18 11:00 | 25 | [245] Andrea Collarini v Laslo Djere [106] | 7-5,3-6,5-7 | |
| ITF Italy F21 | 07/15 19:00 | 29 | [279] Andrea Collarini v Gianluca Mager [358] | 6-4,6-7,2-6 | |
| ITF Italy F21 | 07/14 14:30 | 28 | [248] Federico Coria v Andrea Collarini [279] | 4-6,2-6 | |
| ITF Italy F21 | 07/13 14:55 | 27 | [279] Andrea Collarini v Bruno Sant'anna [419] | 6-2,6-3 | |
| ITF Italy F21 | 07/12 13:50 | 26 | Andrea Collarini v Simone Roncalli | 6-1,6-1 | |
| ITF Italy F21 | 07/11 15:10 | 25 | [279] Andrea Collarini v Jacopo Stefanini [422] | 6-0,6-2 | |
| ITF Italy F20 | 07/08 15:00 | 29 | Andrea Collarini v Filippo Leonardi | 6-3,6-3 | |
| ITF Italy F20 | 07/07 14:00 | 28 | [279] Andrea Collarini v Ljubomir Celebic [451] | 6-3,6-2 | |
| ITF Italy F20 | 07/06 12:00 | 27 | [279] Andrea Collarini v Jacopo Stefanini [422] | 6-0,6-3 | |
| ITF Italy F20 | 07/05 15:15 | 26 | Andrea Collarini v Andrew Watson | 3-6,6-0,6-0 | |
| ITF Italy F20 | 07/04 09:30 | 25 | Andrea Collarini v Federico Maccari | 6-2,6-2 | |
| Challenger Milan | 06/29 10:50 | 26 | [473] Juan Ignacio Londero v Andrea Collarini [274] | 3-6,7-5,6-4 | |
| Challenger Milan | 06/27 12:10 | 25 | [274] Andrea Collarini v Arthur De Greef [115] | Retired | |
| ITF Italy F17 | 06/17 16:00 | 29 | Andrea Collarini v Viktor Galovic | 6-2,6-4 | |
| ITF Italy F17 | 06/16 14:00 | 28 | [316] Andrea Collarini v Andrea Pellegrino [412] | 4-6,6-2,7-6 |
Wikipedia - Andrea Collarini
Andrea Collarini (Spanish pronunciation: [anˈdɾea kolaˈɾini]; born 31 January 1992) is an Argentine-American tennis player. who competes mainly on the ATP Challenger Tour. He has a career high ATP singles ranking of No. 177 achieved on 24 April 2023. He also has a career high ATP doubles ranking of No. 193 achieved on 1 August 2022. He has won two ATP Challenger and 15 ITF singles titles, and two Challenger and 10 ITF doubles titles.
Collarini had represented Argentina in the early days of his career from 2007 to 2010, until he chose to represent USA from 2010 to 2012 before switching back to represent Argentina.
History
On the junior circuit, Collarini had a career high ITF junior ranking of 5 achieved in 2009. In 2010, he reached the final of the French Open boys' singles event, finishing runner-up to Agustín Velotti.
He won his first ATP Challenger title at the 2015 Blu-Express.com Tennis Cup in the doubles' event partnering Andrés Molteni.