Francis E. McManus (September 21, 1875 – September 1, 1923) was a professional baseball player who played catcher from 1899 to 1904.
McManus was found dead in an inn in Syracuse in September 1923. The proprietor, bartender and janitor were detained for questioning in connection with the death which police were investigating as a murder. The proprietor and janitor reportedly told police that McManus claimed to have been poisoned by a woman. However, an autopsy revealed that he had suffered a fractured skull.