Charles James Hoar (28 July 1862 – 25 June 1913) was an English cricketer. Hoar was a right-handed batsman, though his bowling style is unknown. He was born at Witley, Surrey.
Hoar made a single first-class appearance for Sussex against Hampshire at the County Ground, Southampton in 1885. In Sussex's first-innings he ended unbeaten on 4. In Sussex's second innings, he was dismissed for 8 runs by William Dible, with Hampshire winning by 101 runs. This was his only major appearance for Sussex.
He died at Ash Vale, Surrey on 25 June 1913.