- References
{{Use dmy dates|date=September 2018}}{{Infobox sportsperson
| name = Mariano Kowalczyk
| full_name =
| image =
| caption =
| nationality = Argentine
| sport = Rowing
| birth_date = {{birth date and age|1971|12|7|df=yes}}
| birth_place =
| death_date =
| death_place =
}}Mariano Kowalczyk (born 7 December 1971) is an Argentine rower. He competed in the men's coxless four event at the 1996 Summer Olympics.[1]References1. ^{{cite Sports-Reference |url=https://www.sports-reference.com/olympics/athletes/ko/mariano-kowalczyk-1.html |title=Mariano Kowalczyk Olympic Results |accessdate=17 September 2018}}
{{Authority control}}{{DEFAULTSORT:Kowalczyk, Mariano}}{{Argentina-rowing-bio-stub}} 6 : 1971 births|Living people|Argentine male rowers|Olympic rowers of Argentina|Rowers at the 1996 Summer Olympics|Place of birth missing (living people) |