Tadayuki Inoue (?? ??, Inoue Tadayuki, October 25, 1935 – December 15, 2007) was a Japanese baseball player who played for the Nishitetsu Lions from 1957 to 1964.
His career on-base plus slugging was .506, with a high of .586 for 1962 and a low of .299 for 1957.
After retiring, he became a professional baseball umpire.