William Walcot RE (10 March 1874 ā 21 May 1943) was a British architect graphic artist and etcher, notable as a practitioner of refined Art Nouveau (Style Moderne) in Moscow, Russia (as ?????? ????????? ???????).
His trademark Lady's Head keystone ornament became the easily recognisable symbol of Russian Style Moderne.
In 1920sā1930s, he concentrated on graphic art and was praised as the best architectural draftsman in London.