The 1975 D Jefferson Monticello Nickel is a circulated 5 cent coin minted in Denver, United States. This coin, composed of 75% copper and 25% nickel, features a business strike type and is uncertified. The coin is notable for having DDO DDR letters on the rim, adding to its uniqueness and collectible value. The design of the coin showcases a portrait of Thomas Jefferson on the obverse and the Monticello home on the reverse, making it a distinctive piece of US coinage history.