Charles Caspar Fitzberger (February 13, 1904 – January 25, 1965) was a Major League Baseball player for the Boston Braves during the end of the 1928 season. His major league debut on September 11, 1928, was against the New York Giants. He went 2-for-7 for a batting average of .286.

In 1930, he played for the Allentown Brooks.

Fitzberger died in his hometown of Baltimore, Maryland, at the age of 60.