Shallow vanity 13" deep? Or just the sink for one?
KRAUS Elavo Large Rectangular Ceramic Undermount Bathroom Sink in White with Overflow KCU-251 - The Home Depot
Edgemere® Under Counter Sink
Bentley 3940 by WS Bath Collections | Rectangular Ceramic Drop-in Bathroom Sink in Glossy White, 21.7" | Modo Bath
Diamond NOW Cassidy 36-in Deep Blue Single Sink Bathroom Vanity with White Cultured Marble Top in the Bathroom Vanities with Tops department at Lowes.com
How to Measure a Vanity Sink: Bathroom Sink Dimensions & Standard Size – Vevano