List of Famous people named Arnold

Arnold Ludwig Mendelssohn, was a German composer and music teacher.

Arnold C. Klebs was a physician who specialized in the study of tuberculosis. Born in Bern, Switzerland, Arnold Klebs, the son of renowned bacteriologist Edwin Klebs, was raised in the presence of an extensive array of scientists, artists, and historians.

Arnold Jeannesson is a French former road bicycle racer, who competed professionally between 2008 and 2017. He previously specialised in cyclo-cross and mountain biking. Jeannesson wore the white jersey of the highest placed rider under the age of 26 for two days in the 2011 Tour de France. In October 2015, Cofidis announced that Jeannesson would be part of their squad for 2016. Jeannesson announced in August 2017 that he would end his professional career on the road at the end of the season 2017.

Dr. Arnold Lucius Gesell was an American clinical psychologist, pediatrician and professor at Yale University known for his research and contributions to the field of child development.

Arnold II, Count of Looz, son of Arnold I, Count of Looz, and Agnes von Mainz, daughter of Gerhard I, Count of Rieneck, and Helwig von Bliescastel. He is distinguished from his father of the same name by historians who note records for counts named Arnold or Arnulf between 1179 and 1141. The first Arnold must have died between 1125 when Count Arnold appears in a record with his son also named Arnold, and 1135, when a new Count Arnold appears with his own son and successor Louis.

Arnold Förster was a German entomologist, who worked mainly on Coleoptera and Hymenoptera.