Oiva Toikka (born 1931) is a Finnish glass designer. Born in Viipuri (Vyborg), he is renowned for his designs for glassware for Iittala. Originally trained in ceramics, he took up glass design later in life. Along with his glassware designs, Toikka is best known after 1973 for his designs for the Iittala ‘glass birds’ series. Toikka’s designs are produced at the glass factory at Nuutajarvi.