Friedrich Reinhold Kreutzwald, Estonian physician and author (d. 1882)
Friedrich Reinhold Kreutzwald (26 December [O.S. 14 December] 1803 – 25 August [O.S. 13 August] 1882) was an Estonian writer who is considered to be the father of the national literature for the country. He is the author of Estonian national epic Kalevipoeg.