Hugh Dean McLellan (September 10, 1876 – June 20, 1953) was a United States district judge of the United States District Court for the District of Massachusetts.

Born in Belfast, Maine, McLellan received an Artium Baccalaureus degree from Colby College in 1895 and a Bachelor of Laws from Columbia Law School in 1902.

He was a lecturer for Boston University Law School from 1929 to 1938.

[1] McLellan was nominated by President Herbert Hoover on January 18, 1932, to a seat on the United States District Court for the District of Massachusetts vacated by Judge James Madison Morton Jr.

[1] After his resignation from the federal bench, McLellan resumed private practice in Boston from 1941 to 1953.