Maris Strombergs
The first US gold medalist in the Modern Olympics was James Connolly in the triple jump in the 1896 Games in Athens.
Michel Jackson
Steven Bradbury at the 2002 Winter Olympic Games
Yu-Na Kim was the women's gold medalist
2006 Olympics medalist for ice hockey are: Gold medal: Sweden Silver medal: Finland Bronze medal: Czech Republic
2008 Games in Beijing.The first ever gold medalist in the men's BMX event was Māris Štrombergs of Latvia. The first gold medalist in the women's BMX event was Anne-Caroline Chausson of France.
Mark Harmon never was an Olympic gold medalist. You may be confusing him with Mark Spitz who WAS an Olympic gold medalist swimmer in the 1972 Olympics.
The winners in the Men's 200 Metres event at the Rio 2016 Olympics were Usain Bolt, Andre De Grasse, and Christophe Lemaitre. Bolt was the gold medalist, De Grasse was the silver medalist, and Lemaitre was the bronze medalist.
Great Britain's first Olympic gold medalist was Launceston Elliot in one handed weightlifting at the 1896 Games in Athens.
Thiago Braz Da Silva, Renaud Lavillenie, and Sam Kendricks were the winners in the Men's Pole Vault event at the Rio 2016 Olympics. Da Silva was the gold medalist, Lavillenie was the silver medalist, and Kendricks was the bronze medalist.
Paavo Nurmi (FIN)