Daniel Diaz (boxer)
Daniel Diaz( born 20 January 1984) is a professional boxer from Nicaragua.
Diaz lost to Koki Kameda for the World Boxing Association bantamweight title.
Diaz defeated former world title challenger Roberto Marroquin.
He also holds a win over Timur Shailezov.
Diaz has lost to Andrés Gutiérrez.
Germán Conti
Germán Andrés Conti( born 3 June 1994) is an Argentine professional footballer who plays for Portuguese club Benfica as a centre back.
Mikhail Kharin
Mikhail Viktorovich Kharin (born 17 June 1976 in Moscow) is a Russian professional football coach and a former player.
He is the younger brother of Dmitri Kharine and father of Filipp Kharin.
Eduard Gutiérrez
Eduard Andrés Gutiérrez Castillo (9 August 1995 – 7 May 2017) was a Colombian professional footballer who played for Atlético Huila as a defender.
He died in a road traffic accident at the age of 21.
Julio Andrés Gutiérrez
Julio Andrés Gutiérrez Cassou( born August 18, 1983 in Montevideo) is a Uruguayan footballer currently playing as a defensive midfielder.
Andrés Gutiérrez
Andrés Gutiérrez Vera( born 8 July 1993) is a Mexican professional boxer.
He challenged once for the WBA featherweight title in 2017.
Boris Kaufman
Boris Abelevich Kaufman, A.S.C. (August 24, 1906 – June 24, 1980) was a cinematographer and the younger brother of filmmakers Dziga Vertov and Mikhail Kaufman.
Germán Andrés Gutiérrez
Germán Andrés Gutiérrez Henao( born 16 January 1990) is a Colombian footballer who plays as a left back for Categoría Primera A club Atlético Junior.
Germán Lanaro
Germán Andrés Lanaro Contreras( born March 21, 1986 in Villa Regina, Rio Negro), known as Germán Lanaro, is an Argentine footballer currently playing for Universidad Católica of the Primera División in Chile.
Germán Herrera (footballer, born 1993)
Germán Andrés Herrera( born 5 February 1993) is an Argentine professional footballer who plays as a midfielder for Almagro.

Question: Did Germán Andrés Gutiérrez and Mikhail Kharin have the same nationality?
Answer: no