If by contemporary dance you mean "modern dance" ... it was invented by Isadora Duncan ... Mary Wigman, Loie Fuller, Ruth St. Denis were all in the crowd at the time ... around 1900.
Complexions Contemporary Ballet was created in 1994.
Death of a Salesman is a contemporary play because the play is written after the 1900 which in terms define contemporary.
"contemporary" will often refer to a play written after 1900
'Contemporary' means 'Modern' in the context of dance.
Contemporary means "belonging to the present time". As a consequence contemporary dance is whatever new dances are being developed now or performed now.
The Contemporary Review was created in 1866.
Contemporary Works I was created in 2000.
Contemporary Sociology was created in 1972.
The Contemporary Pacific was created in 1989.
Contemporary Records was created in 1951.
Contemporary Party was created in 2009.
Contemporary Psychoanalysis was created in 1964.
Contemporary Wales was created in 1987.
Contemporary Herpetology was created in 1997.
Philosophy in the Contemporary World was created in 1994.
Academy of Contemporary Music was created in 1997.
Contemporary Arts Center was created in 1939.