| Asopos de Vliet | |
| Blade Image: | Asoposblad.jpg |
| Location: | Leiderdorp, Netherlands |
| Home Water: | Dwarswatering |
| Founded: | Asopos: . De Vliet: . Merger of Asopos and De Vliet in |
| Colours: | purple, red and white |
| Acronym: | AV |
| University: | Leiden University, University of Applied Sciences Leiden |
Asopos de Vliet is a student rowing club based in Leiderdorp, Netherlands. It takes its membership primarily from Leiden University.
The female-only rowing club De Vliet was founded in 1905, taking its name after one of the waters in Leiden. In 1974 it merged with the male-only rowing club Asopos, named after the Greek river god Asopos). Asopos had been founded in 1962 by discontent members of the club Njord, nowadays a daughter association of Leiden's traditional fraternity/sorority (corps) Minerva.
Princess Beatrix of the Netherlands was a member of De Vliet when she studied in Leiden (1956 - 1961).