Both medals were presented to Olsen on 18 October 1884, making him one of only 19 people to receive two Medals of Honor and one of only 14 people to receive two Medals of Honor for two separate acts. Both medals were awarded under the name he had enlisted with, Louis Williams.
Olsen received two Medals of Honor on 18 October 1884, making him one of the few individuals who have earned two medals and one of only 14 people to receive two for distinct acts. He was recognized under his enlistment name, Louis Williams.