The horse is being ridden by Mustafa Kemal Ataturk, a Turkish army officer, revolutionary statesman, writer, and founder of the Republic of Turkey.
This coin was minted in 1982/1983 only, and replaced the much larger stainless-steel version.
All coin images in Daniel's Coin Zoo are from my personal collection. I collect, research, and personally photograph every coin displayed on this site. PLEASE do not take my images without permission. If you would like to use any coin image you see, just ask me. Thank you.