List of ships named Modoc

USCGC Modoc may refer to the following vessels of the United States Coast Guard:

Modoc may refer to the following vessels of the United States Navy:
 * USCGC Modoc (WPG-46), a Tampa-class cutter cutter which served from 1992–1947
 * USS Bagaduce (ATA-194), a tug which served from 1959–1979, under the name USCGC Modoc (WATA-194), after serving in the United States Navy as Bagaduce
 * USS Modoc (1865), briefly renamed Achilles, a Casco-class monitor of the US Navy which was ordered April 1863 before being canceled after launching
 * Modoc, formally Enterprise and YT-16, a tug which served the US Navy from 1898 to 1947