James Miller Hazlett (October 14, 1864 – November 8, 1941) was a Republican member of the U.S. House of Representatives from Pennsylvania.

At the age of two he immigrated to the United States with his parents who settled in South Philadelphia, Pennsylvania.

He began working in his father's blacksmith shop in 1881 and was engaged as a farrier until 1915.

He was elected chairman of the Republican Central Campaign Committee in May 1928 and served until 1934.

He served as a member of the Board of Road Viewers from November 7, 1935, until he retired on February 23, 1937.