| ITF Italy F8 | 04/21 14:05 | 29 | [237] Andrea Collarini v Hernan Casanova [282] | 6-7,2-6 | |
| ITF Italy F8 | 04/20 12:00 | 28 | [237] Andrea Collarini v Tomislav Brkic [260] | 7-6,7-6 | |
| ITF Italy F8 | 04/19 12:30 | 27 | [237] Andrea Collarini v Lenny Hampel [405] | 6-4,6-2 | |
| ITF Italy F8 | 04/18 13:25 | 26 | Andrea Collarini v Jacopo Berrettini | 6-4,6-2 | |
| ITF Italy F8 | 04/17 15:10 | 25 | Andrea Collarini v Luca George Tatomir | 6-2,6-3 | |
| ITF Italy F7 | 04/13 13:30 | 28 | [234] Lorenzo Giustino v Andrea Collarini [224] | 2-6,6-4,7-5 | |
| ITF Italy F7 | 04/12 15:20 | 27 | Bogdan Ionut Apostol v Andrea Collarini | 1-6,2-6 | |
| ITF Italy F7 | 04/11 13:45 | 26 | [451] Niels Desein v Andrea Collarini [224] | 3-6,6-7 | |
| ITF Italy F7 | 04/10 15:10 | 25 | Federico Moreno v Andrea Collarini | 4-6,1-6 | |
| Challenger Panama City | 04/07 01:00 | 28 | [193] Blaz Rola v Andrea Collarini [241] | 6-2,6-3 | |
| Challenger Panama City | 04/05 18:00 | 27 | [390] Cristian Rodriguez v Andrea Collarini [241] | 4-6,6-7 | |
| Challenger Panama City | 04/04 17:00 | 26 | [241] Andrea Collarini v Evan Song [448] | Retired | |
| Challenger Panama City | 04/02 20:50 | 25 | [241] Andrea Collarini v Facundo Arguello [288] | 3-6,6-1,7-6 | |
| Challenger - San Luis Potosi | 03/28 00:00 | 25 | [238] Andrea Collarini v Thomaz Bellucci [135] | 3-6,4-6 | |
| Challenger - Punta del Este | 02/28 21:00 | 26 | Jozef Kovalik v Andrea Collarini | 6-4,6-2 | |
| Challenger - Punta del Este | 02/26 21:00 | 25 | Javier Marti v Andrea Collarini | 6-3,1-6,5-7 | |
| ATP Buenos Aires Qual | 02/10 16:55 | 26 | Rogerio Dutra Silva v Andrea Collarini | Retired | |
| Challenger San Francisco | 02/07 00:45 | 25 | Danny Thomas v Andrea Collarini | 7-6,7-6 | |
| Challenger - Dallas | 01/31 18:30 | 26 | Tim Smyczek v Andrea Collarini | 6-4,6-4 | |
| Challenger - Dallas | 01/29 21:25 | 25 | Ante Pavic v Andrea Collarini | 6-1,6-7,6-7 | |
| Challenger Newport Beach Qual | 01/20 18:00 | 45 | Andrea Collarini v Alejandro Gonzalez | 3-6,4-6 | |
| Australian Open Qual | 01/13 23:00 | 46 | Andrea Collarini v Vaclav Safranek | 6-7,2-6 | |
| Australian Open Qual | 01/11 05:00 | 45 | Federico Gaio v Andrea Collarini | 3-6,7-6,4-6 | |
| Australian Open Qual | 01/10 02:25 | 44 | Andrea Collarini v Joao Souza | 6-7,6-2,6-4 | |
| ITF Argentina F11 | 12/01 14:15 | 28 | [248] Andrea Collarini v Martin Cuevas [355] | 3-6,1-6 | |
| ITF Argentina F11 | 11/30 13:55 | 27 | Andrea Collarini v Gonzalo Villanueva | 3-6,6-3,6-2 | |
| ITF Argentina F11 | 11/29 14:00 | 26 | Andrea Collarini v Santiago F R Taverna | 6-2,6-1 | |
| ITF Argentina F11 | 11/28 16:20 | 25 | Andrea Collarini v Facundo D Acosta | 6-0,7-6 | |
| Challenger - Rio De Janeiro | 11/24 15:00 | 27 | [228] Jaume Munar v Andrea Collarini [259] | 6-2,6-3 | |
| Challenger - Rio De Janeiro | 11/23 14:00 | 26 | [369] Juan Ignacio Londero v Andrea Collarini [259] | 4-6,3-6 |
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.