Vagan Ivanovich Mamasakhlisov (18.12.1907-19.07.1972) was a Soviet theoretical physicist and an academician of the Academy of Sciences of the Georgian SSR (1960).
Guglielmo Marconi (25.04.1874-20.07.1937) was an Italian physicist, engineer and entrepreneur and a member of the Accademia dei Lincei (1912), and from 1930 its president.
Éleuthère Élie Nicolas Mascart (20.02.1837-26.08.1908) was a French physicist and a member of the Paris Academy of Sciences (1884), and in 1904 its president.