Who was born first, Alex O'Brien or Frederik Nielsen?
Frederik Nielsen Frederik Løchte Nielsen (born 27 August 1983) is a professional male tennis player. He is a former Wimbledon Men's Doubles champion, in 2012, and now competes mainly on the ATP Challenger Tour in both singles and doubles. Nielsen is coached by fellow Dane John Larsen and is a member of the Denmark Davis Cup team. His grandfather is former grand slam finalist Kurt Nielsen.
Alexey Verstovsky Alexey Nikolayevich Verstovsky (Russian: Алексéй Николáевич Верстóвский ) (March 1 [O.S. February 18] 1799 November 17 [O.S. November 5] 1862 ) was a Russian composer, musical bureaucrat and rival of Mikhail Glinka.