Who was the first man to win the tennis grand slam in the same calendar year?

The first man to win the tennis grand slam in the same calendar year was J. Donald (Don) Budge (b. 1915) in 1938.

Who was the first woman to swim across the English Channel? The first woman to cross the English Channel, Gertrude Ederle, clocked in at 14 hours, 39 minutes on August 5, 1926. In doing so, she broke the existing men's record.
Where did the Silk Road run? The 4,000-mile trade route called the Silk Road joined the ancient kingdoms of China and Rome. It started in Siam, followed the Great Wall of China to the northwest, bypassed the Takla Makan…
What is the longest pro football game on record? The game on December 25, 1971, between the Miami Dolphins and the Kansas City Chiefs lasted 82 minutes and 40 seconds. It went into a second period of sudden death before Garo Yepremian…
Where is the Rock of Gibraltar and what country owns it? Gibraltar is a limestone promontory off the southeastern coast of Spain. Connected to Spain by an isthmus, it commands the northeastern entrance to the Strait of Gibraltar, which joins the Atlantic Ocean and…
Who sang for Lauren Bacall in To Have and Have Not (1944)? Lauren Bacall sang for Lauren Bacall in To Have and Have Not (1944). Andy Williams was hired to dub her voice, but Bacall's voice was used after all.
How many Americans died in the Vietnam War? According to the U.S. Department of Defense, 58,135 Americans were killed and 153,303 wounded. It is estimated that 1.3 million Vietnamese lost their lives.