Lionel Baes was a Belgian painter born in 1839 in Ostend who died in 1913 in Elsene. He was the younger brother of Edgar Baes (1837-1909), also a painter.
As a painter he produced portraits, still lifes, landscapes, but especially genre scenes with various subjects. He also executed decorative paintings in buildings, including in the theaters of Leuven and Namur.
Lionel Baes also painted watercolors and etched. The subjects are the same as those of his oil paintings.