Guido Rancez (born 30 April 1990) is an Argentine professional footballer who plays as a midfielder for Italian club US Ghilarza Calcio.
After three goals in thirteen fixtures in the fourth tier, Rancez joined Atlético Paraná of Primera B Nacional. He netted his first goal for them in his first appearance, scoring in a 3–2 loss away to Estudinates on 29 March 2015. In total, Rancez remained with the club for three seasons; featuring in forty-three fixtures whilst getting two goals, the last of which came against Santamarina in 2016–17 which saw relegation to Primera B Metropolitana confirmed. Rancez spent the entirety of 2017–18 in Torneo Federal A with Ferro Carril Oeste. Twenty-four appearances followed. A move to Santamarina was completed on 30 June 2018.
In August 2021, Rancez moved abroad and joined Italian Eccellenza side US Ghilarza Calcio. CALCIO ECCELLENZA/ Il Ghilarza completa la rosa con il difensore Andrea Laconi e il centrocampista argentino Guido Rancez, guilcersport.it, 12 August 2022 On April 27, 2023, Rancez moved to Icelandic fifth and second-lowest division club Hamar, which was playing in the Icelandic 4. deild karla. Guido Rancez gengur í Hamar🤝, instagram.com, 27 April 2023 Guido Rancez - Knattspyrnusamband Íslands, ksi.is In October 2023, he returned to his former club, Colón San Justo. Colón de San Justo pone en marcha una nueva ilusión, ellitoral.com, 25 October 2023
| + Club statistics | |||
| Villa San Carlos | 2012–13 | Primera B Metropolitana | 2 |
| 2013–14 | Primera B Nacional | 0 | |
| Alianza Coronel Moldes | 2014 | Torneo Federal B | 3 |
| Atlético Paraná | 2015 | Primera B Nacional | 1 |
| 2016 | 0 | ||
| 2016–17 | 1 | ||
| Ferro Carril Oeste | 2017–18 | Torneo Federal A | 0 |
| Santamarina | 2018–19 | Primera B Nacional | 0 |
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