Philo Norton McGiffin\xa0(December 12/13, 1860\xa0–\xa0February 11, 1897) was an American naval officer later serving in Chinese service as a naval advisor during the\xa0First Sino-Japanese War. Although primarily skilled as an instructor and administrator, he proved a talented tactician during the 1894\xa0Battle of the Yellow Sea\xa0as well as the first American to command a modern battleship in wartime.