Q1. Where and when was Naomi Osaka born?
A. Tokyo, Japan – July 1997
B. Osaka, Japan – October 16, 1997
C. New York, USA – October 16, 1998
D. Haiti – April 1997
Answer: B. Osaka, Japan – October 16, 1997
Q2. What are the nationalities of Naomi Osaka’s parents?
A. Haitian father and Japanese mother
B. Japanese father and American mother
C. American father and Haitian mother
D. Both Japanese parents
Answer: A. Haitian father and Japanese mother
Q3. At what age did Naomi Osaka move to the United States?
A. 1 year old
B. 3 years old
C. 5 years old
D. 7 years old
Answer: B. 3 years old
Q4. Which country does Naomi Osaka represent in professional tennis?
A. United States
B. Haiti
C. Japan
D. Dual representation (Japan and USA)
Answer: C. Japan
Q5. How many Grand Slam singles titles has Naomi Osaka won?
A. 1
B. 2
C. 3
D. 4
Answer: D. 4
Q6. In which year did Naomi Osaka win her first Grand Slam title?
A. 2017
B. 2018
C. 2019
D. 2020
Answer: B. 2018
Q7. Who did Naomi Osaka defeat in the final of the 2018 US Open?
A. Petra Kvitova
B. Victoria Azarenka
C. Serena Williams
D. Jennifer Brady
Answer: C. Serena Williams
Q8. Which Grand Slam did Naomi Osaka win in 2019?
A. US Open
B. Wimbledon
C. French Open
D. Australian Open
Answer: D. Australian Open
Q9. Who was Naomi Osaka’s opponent in the 2019 Australian Open final?
A. Serena Williams
B. Petra Kvitova
C. Victoria Azarenka
D. Simona Halep
Answer: B. Petra Kvitova
Q10. Naomi Osaka won back-to-back Grand Slam titles in which two consecutive majors?
A. 2018 Wimbledon and 2019 Australian Open
B. 2018 US Open and 2019 Australian Open
C. 2020 US Open and 2021 French Open
D. 2019 Australian Open and 2020 Wimbledon
Answer: B. 2018 US Open and 2019 Australian Open
Q11. In which year did Naomi Osaka first become World No. 1?
A. 2019
B. 2020
C. 2021
D. 2022
Answer: A. 2019
Q12. How many weeks did Naomi Osaka spend as World No. 1 in her career (total)?
A. 10 weeks
B. 25 weeks
C. 40 weeks
D. 15 weeks
Answer: B. 25 weeks
Q13. Naomi Osaka is the first player from which country to win a Grand Slam singles title?
A. Japan
B. China
C. South Korea
D. India
Answer: A. Japan
Q14. Which Grand Slam did Naomi Osaka win in 2020?
A. Australian Open
B. French Open
C. Wimbledon
D. US Open
Answer: D. US Open
Q15. Who did Naomi Osaka defeat in the 2020 US Open final?
A. Petra Kvitova
B. Serena Williams
C. Victoria Azarenka
D. Jennifer Brady
Answer: C. Victoria Azarenka
Q16. Naomi Osaka won her fourth Grand Slam at which tournament and year?
A. 2020 US Open
B. 2021 Australian Open
C. 2021 US Open
D. 2022 Australian Open
Answer: B. 2021 Australian Open
Q17. How many WTA singles titles has Naomi Osaka won in her career?
A. 4
B. 5
C. 7
D. 9
Answer: C. 7
Q18. What is Naomi Osaka’s height?
A. 5’7″ (1.70 m)
B. 5’9″ (1.75 m)
C. 6’1″ (1.85 m)
D. 5’11” (1.80 m)
Answer: D. 5’11” (1.80 m)
Q19. Naomi Osaka is known for her powerful serve, with speeds recorded up to approximately:
A. 100 mph
B. 115 mph
C. 125 mph
D. 135 mph
Answer: C. 125 mph
Q20. In which year did Naomi Osaka withdraw from the French Open citing mental health concerns?
A. 2020
B. 2021
C. 2022
D. 2023
Answer: B. 2021
Q21. Naomi Osaka gave birth to her daughter Shai in which year?
A. 2023
B. 2024
C. 2025
D. 2026
Answer: A. 2023
Q22. What was Naomi Osaka’s career-high ranking?
A. World No. 2
B. World No. 3
C. World No. 1
D. World No. 5
Answer: C. World No. 1
Q23. Naomi Osaka lit the Olympic cauldron at which Games?
A. 2016 Rio
B. 2020 Tokyo
C. 2024 Paris
D. 2012 London
Answer: B. 2020 Tokyo
Q24. In which city did Naomi Osaka win her first WTA title (Indian Wells 2018)?
A. Miami
B. Indian Wells
C. Toronto
D. Beijing
Answer: B. Indian Wells
Q25. What is Naomi Osaka’s playing hand?
A. Right-handed
B. Left-handed
C. Ambidextrous
D. Two-handed on both sides
Answer: A. Right-handed
