Question: Who was born first, Xavier Malisse or Gene Mayer?

Context paragraphs:
2013 Topshelf Open – Men's Singles: David Ferrer was the defending champion, but lost in the first round to Xavier Malisse. <br>

2012 BRD Năstase Țiriac Trophy – Singles: Florian Mayer was the defending champion but lost to Xavier Malisse in the second round. <br>

2009 Trophée des Alpilles – Singles: 3rd-seeded Marcos Baghdatis became the first champion of this event, after won against unseeded Xavier Malisse 6–4, 6–1 in the final.

2012 Farmers Classic – Doubles: Xavier Malisse, with fellow countryman Ruben Bemelmans, defended his title, defeating Jamie Delgado and Ken Skupski 7–6, 4–6, [10–7] in the final.  Mark Knowles and Malisse were the defending champions but Knowles decided not to participate.

2009 Seguros Bolívar Open Bogotá – Doubles: Xavier Malisse and Carlos Salamanca were the champions in 2008, but Malisse chose to not start this year.

2008 Chennai Open – Doubles: Xavier Malisse and Dick Norman were the defending champions, but Norman chose not to participate, and only Malisse competed that year.

2001 Verizon Tennis Challenge – Singles: Andrew Ilie was the defending champion but lost in the quarterfinals to Xavier Malisse.  Andy Roddick won in the final 6–2, 6–4 against Malisse, which was the first title of his career.

Gene Mayer: Gene Mayer (born April 11, 1956) is a former tennis player from the United States who won 14 singles titles during his career.

Xavier Malisse: Xavier Malisse (born 19 July 1980) is Belgian retired professional tennis player.  Born in the north-western Flemish city of Kortrijk and nicknamed "X-Man", he is only one of two players from Belgium (the other being David Goffin) to have been ranked in the top 20 of the ATP tour, with a career-high singles ranking of World No. 19.

2012 Moselle Open – Doubles: Jamie Murray and André Sá were the defending champions, but lost in the first round to Xavier Malisse and Alexander Waske. <br>

Supporting paragraphs: Xavier Malisse Gene Mayer
Answer: Gene Mayer