Ephraim Arnold Jacob (January 14, 1845 – August 24, 1905) was a Jewish-American lawyer and judge from New York.
[2] He was admitted to the bar in 1867 and began a private law practice in New York City.
He also edited a number of legal works, including eleven volumes of the Digest of the English Common Law from 1879 to 1886 and New York Common Pleas Report in volumes ten through seventeen of Daly's Reports in 1894.
The bank's president was William Lafayette Strong, who became Mayor of New York City in January 1895.
In June of that year, Strong appointed Jacob, a Democrat, Justice of the new Court of Special Sessions for a six-year term.