Artem Laguta
Artem Grigoryevich Laguta( born 13 November 1990) is a Russian motorcycle speedway rider and member of the Russia national team.
His brother Grigory( b. 1984) is speedway rider also.
He rode in the Speedway Grand Prix 2011.
Kjasts Puodžuks
Ķasts Poudžuks( born April 23, 1986) is a Latvian speedway rider and the former Latvian champion.
Jevgēņijs Karavackis
Jevgēņijs Karavackis( born 11 August 1990) is a Latvian motorcycle speedway rider and member of the Latvian national team.
Harry Bastable
Harry Bastable is a former international motorcycle speedway rider and promoter.
Michal Dudek
Michal Dudek( born 20 September 1990) is a Czech motorcycle speedway rider and member of the Czech junior national team.
Roberto Bertolini
Roberto Bertolini( born 10 September 1985) is a javelin thrower from Italy.
Peter Ljung (speedway rider)
Anders Peter Ljung( born 30 October 1982) is a Swedish motorcycle speedway rider.
He is a former Speedway Grand Prix participant.
He was part of the winning Swedish team in the 2003 Speedway World Team Cup.
Bartosz Zmarzlik
Bartosz Zmarzlik( born 12 April 1995) is a Polish motorcycle speedway rider and the current World Champion.
Reg Fearman
Reg Fearman( born 26 April 1933 in London, England) is a former international speedway rider and promoter.
Andrzej Pogorzelski
Andrzej Pogorzelski( born 12 October 1938 in Leszno) – is a Polish motorcycle speedway rider and coach.

Question: Are Peter Ljung (Speedway Rider) and Roberto Bertolini of the same nationality?
Answer: no