WY
Wy or WY may refer to:
Places
- Principality of Wy, an Australian micronation
 - West Yorkshire, an English county
 - Wyoming, US (postal abbreviation)
 
Other uses
- WY Records, a record label
 - Oman Air, the national airline of Oman
 - WebYeshiva, a website for religious study
 - Wisin & Yandel, a Puerto Rican reggaeton duo
 - Weyerhaeuser (NYSE symbol WY), real estate investment trust company