Daughters of Utah Pioneers

The International Society Daughters of Utah Pioneers (often abbreviated as DUP or ISDUP) is a women's lineage-based organization dedicated to preserving the history of the European settlers of the geographic area covered by the State of Deseret and Utah Territory, including Mormon pioneers. The organization is open to any woman who is: (1) A direct-line descendant or legally adopted direct-line descendant with a pioneer ancestor; (2) the pioneer ancestor is a person who traveled to or through the geographic area covered by the State of Deseret/Utah Territory between July 1847 and 10 May 1869 (completion of the railroad, May 10, 1869); (3) over the age of eighteen, and of good character.

Source: Wikipedia — Daughters of Utah Pioneers (CC BY-SA 4.0)