His father died in World War I, while fighting in Galicia as a soldier in the Imperial Russian Army.
[1][2] Călin Alupi attended high school in Șendriceni, where his desire to paint was sparked at age 13 by his teacher, Nicolae Popovici Lespezi.
When Nicolae Tonitza was commissioned to decorate the Durău Monastery [ro], he chose Alupi, together with Corneliu Baba and Mihai Cămăruț to be part of his group of apprentices.
[1] After World War II broke out, he was conscripted in 1940 and posted to the front line, where he remained until 1944, when he returned by foot from Odessa.
In 1945, lieutenant in reserve Alupi was awarded the Order of the Crown of Romania, Knight rank.