# 2021 Swiss Open Gstaad – singles

> tennis tournament event

**Wikidata**: [Q107557246](https://www.wikidata.org/wiki/Q107557246)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/2021_Swiss_Open_Gstaad_–_Singles)  
**Source**: https://4ort.xyz/entity/2021-swiss-open-gstaad-singles