| Cristian Piarrou | |
| Fullname: | Cristian Daniel Piarrou |
| Birth Date: | 19 May 1988 |
| Birth Place: | La Plata, Argentina |
| Height: | 1.69 m |
| Position: | Right back |
| Youthclubs1: | Gimnasia LP |
| Years1: | 2007–2015 |
| Years2: | 2009 |
| Years3: | 2013–2014 |
| Years4: | 2015–2016 |
| Years5: | 2016–2018 |
| Clubs1: | Gimnasia LP |
| Clubs2: | → Quilmes (loan) |
| Clubs3: | → Villa San Carlos (loan) |
| Clubs4: | San Martín Tucumán |
| Clubs5: | Sarmiento Resistencia |
| Caps1: | 62 |
| Caps2: | 0 |
| Caps3: | 18 |
| Caps4: | 22 |
| Caps5: | 40 |
| Goals1: | 1 |
| Goals2: | 0 |
| Goals3: | 0 |
| Goals4: | 0 |
| Goals5: | 0 |
| Pcupdate: | 17:49, 24 March 2020 (UTC) |
Cristian Daniel Piarrou (born 19 May 1988), is an Argentine football defender playing right-wing back.
Piarrou began his playing career in 2007 with Gimnasia y Esgrima de La Plata. He made his league debut on 25 February 2007 in a 2–0 home win against Gimnasia y Esgrima de Jujuy.
In 2009 after making 32 first team appearances for Gimnasia, Piarrou dropped down a division to join Quilmes of Primera B Nacional.