William Bondy (April 9, 1870 – March 30, 1964) was a United States district judge of the United States District Court for the Southern District of New York from 1923 to 1964, and its Chief Judge from 1955 to 1956.

Born on April 9, 1870, in New York City, New York, Bondy received a Bachelor of Arts degree in 1890, a Master of Arts degree in 1891, and a Doctor of Philosophy in 1892, all from Columbia University.

[1] Bondy was nominated by President Warren G. Harding on February 28, 1923, to a seat on the United States District Court for the Southern District of New York vacated by Judge Julius Marshuetz Mayer.

He was confirmed by the United States Senate on March 2, 1923, and received his commission the same day.

His service terminated on March 30, 1964, due to his death in New York City.