Nikola Spiridonov

bg:Никола Спиридонов (Nikola Sipiridonov)(February 28, 1938, Pleven - March 13, 2021) was a Bulgarian chess player, Grandmaster (1979). Engineer.

Champion of Bulgaria (1969). Best results in other championships in Bulgaria: 1964 - 3rd place, 1971 - 4th place, 1975 - 1-3rd place, 1982 - 3-5th place; 1986 - 4th-6th place. As a member of the Bulgarian team participated in many international competitions, including the 1964 Olympics.

His best results in international tournaments: Debrecen (1969) 2nd-3rd; Polyanitsa-Zdrj (1971) 1-2nd; Varna (1974 and 1977) 1-3th and 1-2nd; Kikinda (1975) 2nd; Pernik (1975 and 1979) 1-3rd and 2-3rd; Wroclaw (1980) 1st; Varna (1984) 1-4th; Ruse (1984) 2nd; Skopje (1984) 1- 2nd; Opatija (1985) 2nd-6th (210 participants).