2014 Internazionali di Tennis Città di Vicenza – Doubles
This was the first edition of the event.
Andrej Martin and Igor Zelenay won the title, defeating Błażej Koniusz and Mateusz Kowalczyk in the final, 6 – 1, 7 – 5.
2018 Sopot Open – Doubles
This was the first edition of the tournament.
Mateusz Kowalczyk and Szymon Walków won the title after defeating Ruben Gonzales and Nathaniel Lammons 7 – 6, 6 – 3 in the final.
Czesław Mroczek
Czesław Mroczek( born July 20, 1964 in Kałuszyn) is a Polish politician.
He was elected to the Sejm on September 25, 2005 getting 8311 votes in 18 Siedlce district, candidating from the Civic Platform list.
He was reelected with 33,207 votes.
Jovan Markovski
Jovan Markovski( born March 28, 1988) is a Macedonian professional basketball small forward who last played for Vardar.
He is older brother of Gorjan Markovski who is also basketball player and plays for Feni Industries
Filip Arsenijević
Filip Arsenijević( born 2 September 1983) is a Serbian footballer who plays for TSC Bačka Topola.
He is older brother of Nemanja Arsenijević.
Mateusz Kowalczyk
Mateusz Kowalczyk( born 3 May 1987) is a Polish tennis player who specialises in doubles.
Traditional gospel music
Traditional gospel music is older forms of gospel music.
François van der Merwe
François van der Merwe is a South African professional rugby union player.
He plays at lock for Lyon Olympique in the Top 14.
He is older brother of Flip van der Merwe
2013 Sparkassen Open – Doubles
Tomasz Bednarek and Mateusz Kowalczyk were the defending champions, and won the title again by beating Andreas Siljeström and Igor Zelenay 6 – 2, 7– 6.
2016 Sparkassen Open – Doubles
Sergey Betov and Mikhail Elgin were the defending champions but only Betov returned, partnering Tomasz Bednarek.
Betov lost in the quarterfinals to Mateusz Kowalczyk and Antonio Šančić.
James Cerretani and Philipp Oswald won the title after defeating Mateusz Kowalczyk and Antonio Šančić 4 – 6, 7 – 6,[ 10 – 2] in the final.

Question: Who is older, Mateusz Kowalczyk or Czesław Mroczek?