Answer the following question: Frank McCoppin (July 4 1834 County Longford Ireland May 26 1897 San Francisco California) was the first Irish-born and foreign-born Mayor of San Francisco. He was married in 1862 to Elizabeth Bird Van Ness in San Francisco thereby becoming the son-in-law of former mayor James Van Ness.McCoppin was a member of the Royal Irish Constabulary from 1851 until he emigrated to the United States in 1853. Given a list of categories: company, educational institution, artist, athlete, office holder, mean of transportation, building, natural place, village, animal, plant, album, film or written work, what category does the paragraph belong to?
Answer:
Office Holder