Hugo Tetrode was born in 1895.
Hugo Tetrode died in 1931.
Tetrode original paper: Die chemische Konstante der Gase and das elementare Wirkungsquantum I don't know about Sackur
A tetrode is an electronic tube with four electrodes; cathode, grid, screen, and plate.
Hugo Valentin was born in 1888.
Hugo Grenzbach was born on December 11, 1900.
Hugo Pratt was born on June 15, 1927.
Hugo Schuster was born in 1908.
Hugo Stenlund was born in 1897.
Hugo Kraus was born in 1894.
Hugo Logtenberg was born in 1974.
Hugo Gellert was born in 1892.
Hugo Grimaldi was born in 1912.