Ferdinand Eidman (December 1, 1842 Worms, then in the Grand Duchy of Hesse, now in Rhineland-Palatinate, Germany – May 5, 1910 Manhattan, New York City) was an American politician from New York.
He attended the common schools in Germany, and then emigrated to the United States. He settled in New York City and became a lithographic printer. He fought in the American Civil War. In 1865, he married Mary Germann, and they had several children.
He was a member of the New York State Assembly (New York Co., 10th D.) in 1879; and a member of the New York State Senate (7th D.) in 1880 and 1881.
In 1885, he was elected Coroner of New York City. He was Collector of Internal Revenue for the Third District of New York during the Benjamin Harrison administration; and was again appointed to this office by President William McKinley in 1897.
He died on May 5, 1910, at his home at 51 Seventh Street in Manhattan of diabetes, and was buried at the Lutheran All Faiths Cemetery.