Richard Fabián Prieto Franco (born 25 January 1997) is a Paraguayan professional footballer who plays as a midfielder for Nacional.

Career Club Prieto's first club was General Díaz. He made his professional debut at the age of seventeen, featuring for thirty-two minutes of a 2–1 win over Rubio Ñu in the Paraguayan Primera División on 5 September 2014. Over the course of his opening five seasons, Prieto made one hundred and seven appearances in all competitions for the club whilst netting eight times; with his first goal coming in January 2016 against Sportivo Luqueño. Two years later, having played twice in the 2019 campaign, Prieto completed a loan move to Godoy Cruz of the Argentine Primera División.

International Prieto represented Paraguay at U20 and U23. He initially appeared for the latter at the 2016 Toulon Tournament in France, prior to being selected for 2017 South American U-20 Championship; three caps came.

Career statistics . + Club statisticsClubSeasonLeagueCupContinentalOtherTotalDivisionAppsGoalsAppsGoalsAppsGoalsAppsGoalsAppsGoalsGeneral Díaz2014Paraguayan Primera División10—0000102015260——002602016313——003132017282——002822018203001Appearance(s) in the Copa Sudamericana00021320192000—0020Total10880010001098Godoy Cruz (loan)2018–19Argentine Primera División0000000000Career total10880010001098

References