Igor Ivanovich Sikorsky (Russian: И́горь Ива́нович Сико́рский, IPA: [ˈiɡərʲ ɪˈvanəvitʃ sʲɪˈkorskʲɪj] ( listen), tr. Ígor' Ivánovič Sikórskij; May 25, 1889 – October 26, 1972), was a Russian-American aviation pioneer in both helicopters and fixed-wing aircraft. First success came with the S-2, the second aircraft of his design and construction. His fifth airplane, the S-5, won him national recognition as well as F.A.I. license Number 64. His S-6-A received the highest award at the 1912 Moscow Aviation Exhibition, and in the fall of that year the aircraft won for its young designer, builder and pilot first prize in the military competition at Saint Petersburg.
