vishnu raj atreya (; 10 november 1944 – 18 july 2020) was a nepali writer and poet. he wrote in nepali language, sanskrit language and awadhi language. he used the title "latosaathi" () in his poetry works when his career began in 1963. he known to be the first person to start writing haiku in sanskrit language. atreya was born in kapilbastu, nepal. he was a professor of navya vyakaran in nepal sanskrit university for seventeen years between 1996 and 2013.