Judge Maloney was born in Dallas, Texas, and appointed to the Northern District of Texas in 1985 by President Reagan. Judge Maloney received his B.B.A. in 1956 from Southern Methodist University and received his law degree in 1960 from Southern Methodist University School of Law.
Following law school, Judge Maloney served from 1961 to 1962 as an Assistant District Attorney for Dallas County. Thereafter, Judge Maloney was a Partner with Watts, Stallings & Maloney (1962 – 1965); Maloney, Milner & McDowell (1966 – 1975); Maloney & McDowell (1976 – 1978); Maloney & Hardcastle (1979 – 1980); and Maloney & Maloney (1981 – 1984).
Judge Maloney was also a Member of the Texas House of Representatives from 1973 to 1982.
In 1983 until his appointment to the Northern District of Texas, Judge Maloney served as an Associate Justice of the Texas Court of Appeals, Fifth District.
Judge Maloney assumed senior status in 2000.
His chambers are in Dallas, Texas.