Michaelis

Michaelis or Michelis is a surname. Notable people and characters with the surname include:
 * Adolf Michaelis, German classical scholar
 * Anthony R. Michaelis, German science writer
 * Christian Friedrich Michaelis, German doctor
 * Christian Friedrich Michaelis (philosopher), German essayist and philosopher
 * Edward Michelis, German theologian
 * Georg Michaelis, German politician
 * Gustav Adolf Michaelis, German obstetrician and namesake of the rhombus of Michaelis
 * Hans-Thorald Michaelis, German historian
 * Johann David Michaelis, German biblical scholar
 * John H. Michaelis, American four-star general
 * Laura Michaelis, American linguist
 * Leo Michelis, Greek-Canadian economist
 * Leonor Michaelis, German scientist known for Michaelis–Menten kinetics
 * Max Michaelis, South African financier
 * Margaret Michaelis-Sachs, Austrian-Australian photographer
 * Paul Charles Michaelis, American scientist
 * Peter Michaelis, German botanist
 * Robert Michaelis (1878–1965), French-born actor and singer who settled in England
 * Sebastian Michaelis, the demon butler from Kuroshitsuji
 * Sebastien Michaelis, French inquisitor and writer of Michaelis' classification of demons
 * Susanne Maria Michaelis, German linguist