Youri Messen-Jaschin is an artist of Latvian origin, born in Arosa, Switzerland, in 1941. He often combines oils and gouaches. His favourite colors are: strong reds, yellows, greens, and blue. He also works in body painting, exhibiting his works in nightclubs.

Arosa is a town and a municipality in the Plessur Region in the canton of Graubünden in Switzerland. It is both a summer and a winter tourist resort.