Who is the patron saint of May 20?

The following saints are memorialized on May 20:

Asterius of Aegea

Asterius of Edessa

Austregisilus of Bourges

Bartolomeus Holzhauser

Basilla of Rome

Baudelius of Nîmes

Bernadine of Siena

Columba of Rieti

Ethelbert of East Anglia

Guy de Gherardesca

Hendrina Josefa Stenmanns

Hilary of Toulouse

Lucifer of Cagliari

Orlando of Vallombrosa

Plautilla of Rome

Saturnina of Neuenheerse

Thalelaeus of Aegea

Theodore of Pavia