Christian Hohmann
Christian Hohmann( born March 6, 1974 in Walsrode) is an art dealer and art gallerist.
Esther Schipper
Esther Schipper( born early 1960s) is a German art dealer and gallerist.
Robert Lewin
Robert Lewin( 23 December 1918 – 17 May 2004) was a Polish art dealer and philanthropist.
Thomas Solomon (art dealer)
Thomas Solomon is an American art dealer and curator who owns the Thomas Solomon Gallery in Los Angeles.
Considered a" leading figure" in the Los Angeles art world, he represents 1960s and 1970s conceptual and emerging artists.
He also provides art consulting services through Thomas Solomon Fine Art Advising.
He is the son of New York City art collectors and patrons Horace and Holly Solomon.
Rudolf Zwirner
Rudolf Zwirner( born 1933) is a German art dealer and gallerist.
Brian D. Butler
Brian D. Butler( born July 1, 1961) is an art dealer and owner of the 1301 PE Gallery in Los Angeles.
Joey Dorsey
Richard Elmer" Joey" Dorsey( born December 16, 1983) is an American professional basketball player for Syntainics MBC of the Basketball Bundesliga.
He played college basketball for the University of Memphis.
Thomas Solomon
Thomas Solomon( born 1969 in Milwaukee, Wisconsin) is an American escape artist and magician.
Johann König (art dealer)
Johann König( born 22 July 1981) is a German art dealer and gallery owner.
Carlo von Zeitschel
Carlo von Zeitschel( born 1980) is an Italian- German art dealer and gallery owner.

Question: Were Thomas Solomon (Art Dealer) and Joey Dorsey of the same nationality?
Answer: yes