# 2021 Erste Bank Open – singles

> tennis tournament event

**Wikidata**: [Q109124061](https://www.wikidata.org/wiki/Q109124061)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/2021_Erste_Bank_Open_–_Singles)  
**Source**: https://4ort.xyz/entity/2021-erste-bank-open-singles