Simon Wolf (October 28, 1836 – June 4, 1923) was an American businessman, lawyer, writer, diplomat and Jewish activist.

In 1869, he was appointed by President Ulysses S. Grant, recorder of deeds for the District of Columbia, holding that office until May 1878.

He made friendships with presidents Abraham Lincoln, Ulysses S. Grant, William McKinley and Woodrow Wilson.

He was active in Jewish charitable and educational movements, and was a frequent lecturer on social, literary, and political topics.

[1] He died from heart disease in Atlantic City, New Jersey on June 4, 1923.