Tomas Nydahl (born 21 March 1968) is a former professional tennis player from Sweden.
 He reached a career high singles ranking of World No. 72 in 1998.
 He managed to beat players such as Thomas Muster, Marcelo Ríos, Tim Henman, Tommy Haas, Petr Korda.
 He won 12 Challenger Tournaments and finished runner-up at 3 doubles Tour events.
 Nydahl achieved a career-high world best doubles ranking of World No. 103 in May 1989.
Marcelo Andrés Ríos Mayorga (born 26 December 1975) is a former world No. 1 tennis player from Chile.
 Nicknamed "El Chino" ("The Chinese") and "El zurdo de Vitacura" ("The Lefty from Vitacura"), he became the first Latin American player to reach the top position on the Association of Tennis Professionals (ATP) singles rankings in 1998.
 He held the world No. 1 ranking for six weeks.
 He also held the top ranking in both juniors and seniors.
 He was the first player to win all three clay-court Masters Series tournaments (Monte Carlo, Rome, and Hamburg) since the format began in 1990.
 Despite winning five Masters titles overall, he is the only male player in the open era to have been world No. 1 while never managing to win a Grand Slam singles tournament in his career.
 He did reach the 1998 Australian Open final, losing to Petr Korda in straight sets.
 Until Rafael Nadal in 2008, Ríos was the last left-handed player to become world No. 1.
Petr Korda and Wally Masur were the defending champions but they competed with different partners that year, Korda with Jim Pugh and Masur with Mark Kratzmann.
The 1993 Volvo International was a tennis tournament played on outdoor hard courts at the Cullman-Heyman Tennis Center in New Haven, Connecticut, United States and was part of the Championship Series of the 1993 ATP Tour.
 The tournament ran from August 16 through August 23, 1993.
 Stefan Edberg was the defending champion but lost in the second round to Daniel Vacek.
 Andriy Medvedev won in the final 7–5, 6–4 against Petr Korda.
The Men's Doubles event at the 1991 French Open tennis tournament was held from 27 May until 9 June 1991 on the outdoor clay courts at the Stade Roland Garros in Paris, France.
 John Fitzgerald and Anders Järryd won the title, defeating Goran Ivanišević and Petr Korda in the final.
Petr Korda and Cyril Suk were the defending champions, but Korda did not participate this year.
 Suk partnered Daniel Vacek, losing in the quarterfinals.
Mary Carillo (born March 15, 1957) is an American sportscaster and former professional tennis player.
 She is a reporter for NBC Sports and NBC Olympics.
Petr Korda (born 23 January 1968) is a Czech former professional tennis player.
 He reached a career-high Association of Tennis Professionals (ATP) world No. 2 singles ranking on February 2, 1998.
 He tested positive for doping in June 1998 at Wimbledon, was subsequently banned from September 1999 for 12 months, although he retired shortly before the ban.
The German Cross (German: "Deutsches Kreuz" ) was instituted by Adolf Hitler on 28 September 1941.
 It was awarded in two divisions: gold for repeated acts of bravery or achievement in combat; and silver for distinguished non-combat war service.
 The German Cross in Gold ranked higher than the Iron Cross First Class but below the Knight's Cross of the Iron Cross, while the German Cross in Silver ranked higher than the War Merit Cross First Class with Swords but below the Knight's Cross of the War Merit Cross with Swords.
The 1987 CA-TennisTrophy was a tennis tournament played on indoor hard courts at the Wiener Stadthalle in Vienna, Austria.
 Ricardo Acioly and Wojciech Fibak were the defending champions but they competed with different partners that year, Acioly with Luiz Mattar and Fibak with Henri Leconte.
 Acioly and Mattar lost in the first round to Mark Dickson and Jorge Lozano, as did Fibak and Leconte to Petr Korda and Diego Nargiso.

Question: Which player was ranked higher during their tennis career, Mary Carillo or Petr Korda?
Answer: Petr Korda