Vishnu Raj Atreya (Nepali: विष्णुराज आत्रेय; 10 November 1944 – July 18, 2020) was a Nepali writer and poet, who wrote in Nepali language, Sanskrit language and Awadhi language. He used the title Latosaathi (Nepali: लाटोसाथी) (meaning: mute friend) in his poetry works since 1963 A.D. He is considered to be the first person to start writing Haiku in Sanskrit language.