There are at least two artists named Windmill:


(1)
Windmill is Matthew Thomas Dillon, a London based composer and producer. Windmill's music has taken him across the world, sharing billings/ touring with acts such as The National, St. Vincent, Patrick Watson and Vampire Weekend. He has also composed and produced music for Apple, ESPN, CNN, Verizon and TV Shows for BBC, USA, Fox and MTV, and has also released music with side project 'Outer Albert'.
His albums have been praised by the world's press and have made his music an underground favourite.
https://windmill.bandcamp.com/


(2)
WINDMILL is a vaporwave/future funk producer from Atlanta, Georgia.
https://windmill2.bandcamp.com/
(Connected SoundCloud and Twitter accounts are his.)
Read more on Last.fm. User-contributed text is available under the Creative Commons By-SA License; additional terms may apply.
Artist biography from last.fm