Patrick van Kalken
Patrick van Kalken( born 29 September 1975 in Rotterdam, South Holland) is a Dutch judoka.
Mario Escobar
Mario Escobar( born 14 February 1940) is a former Colombian cyclist.
He competed in the individual road race at the 1964 Summer Olympics.
Patrick Van Kets
Patrick Van Kets( born 12 December 1966) is a former professional footballer who played as a striker.
Patrick van der Vorst
Patrick van der Vorst( born 2 May 1971) is an entrepreneur, dealer and art expert and former winner on BBC's Dragons Den.
Patrick van der Heijden
Patrick van der Heijden( born 19 September 1992) is a Brazilian field hockey player.
He competed in the men's field hockey tournament at the 2016 Summer Olympics.
Patrick van den Brouck
Patrick van den Brouck( born 12 May 1948) is a French rower.
He competed in the men's coxless four event at the 1968 Summer Olympics.
Patrick van Loon
Patrick van Loon( born 27 March 1974) is a Dutch judoka from Tilburg
Patrick van Deurzen
Patrick van Deurzen( Eindhoven, 27 January 1964) is a Dutch composer.
Patrick Van Antwerpen
Patrick Van Antwerpen was a Belgian author- filmmaker born on 17 May 1944 in Ixelles( Brussels) and died in this commune on 3 December 1990.
Patrick Van Goethem
Patrick Van Goethem( born 1969) is a Belgian countertenor, known for performing early music.

Question: Does Patrick Van Kalken have the same nationality as Mario Escobar?
Answer: no