Please answer the following question: Norbert Nolty Chabert known as Norby Chabert (born November 28 1975) is a former political consultant from Houma Louisiana who is a Republican member of the Louisiana State Senate from District 20 in Terrebonne and Lafourche parishes. Since 2009 he has held the same seat occupied from 1980 to 1991 by his late father Leonard J. Chabert and from 1992 to 1996 by his older brother Marty James Chabert both Democrats. 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