Naicho Petrov was born on October 17, 1920 in the village Djinchovtsi, Bulgaria . He did not complete secondary education, but visited theater courses in Varna in 1946 and Sofia in 1949.

In 1939, he debuted as an actor on the stage of the Plovdiv Municipal Theatre , in which he played in 1939 - 1941, 1945 - 1954 and 1957 - 1960. He has worked consistently in Varna Drama Theater , "Boyana" Film Studios, National Theatre "Ivan Vazov" , Youth Theatre , Kardzhali Drama Theater . Naicho Petrov has many roles in the theater, the most significant are: Margalaka in "Gerac Family" by Elin Pelin; Maslarski in "Millionaire" by Yordan Yovkov; Zhelyu in "Vampire" by Anton Strashimirov; Waller in "Tartuffe" by Moliere; Frank in "The profession of Mrs.