An abnormality during pregnancy could be seen visually thanks to Ian Donald's invention of the diagnostic use of ultrasound in obstetrics. In 1955, Ian Donald was the first to research the application of ultrasound in medical diagnosis.

American composer and conductor Jerrald King Goldsmith, who lived from February 10, 1929, to July 21, 2004, is well-known for his work in film and television scoring. In addition to Logan's Run, Planet of the Apes, Tora! Tora! Tora!, Patton, Chinatown, Alien, Poltergeist, Gremlins, Hoosiers, Total Recall, Air Force One, L.A. Confidential, Mulan, and The Mummy, he also composed the scores for five Star Trek films, three Rambo films, and five Rambo sequels. His 1997 opening fanfare for Universal Pictures made its debut with the release of The Lost World: Jurassic Park.

Selena Marie Gomez, an American singer, actress, and producer, was born on July 22, 1992. Media outlets have described her as a "triple threat." Gomez debuted on the children's television show Barney & Friends from 2002 to 2004. She rose to prominence as Alex Russo in the Disney Channel television series Wizards of Waverly Place (2007–2012) during her teenage years.

William James Dafoe, an American actor, was born on July 22, 1955. He has received numerous awards and nominations, including the Volpi Cup for Best Actor and nominations for four Academy Awards, four Screen Actors Guild Awards, three Golden Globe Awards, and a British Academy Film Award. Paul Schrader, Abel Ferrara, Lars von Trier, Julian Schnabel, and Wes Anderson are among his frequent collaborators.

The Indian Tricolor is a source of national pride. It stands for harmony, diversity, bravery, and patriotism. The Indian Tricolor is made up of the four colours saffron, white, green, and blue. It symbolises the nation, its spirit, power, and majesty. The Indian flag is indisputably associated with the nation; however, it wasn't until 1947 that it was recognised as the nation's official flag. The Constituent Assembly approved the Indian Tricolor on July 21, 1947.

American actor and comedian Robin McLaurin Williams passed away on August 11, 2014. He was born on July 21, 1951. He is regarded as one of the greatest comedians of all time and is well known for his improvisational abilities and the wide range of characters he created on the spot and portrayed on film, in both dramas and comedies.

For a few weeks in 1815, Napoleon II (20 March 1811 – 22 July 1832) was the disputed Emperor of France. He had been Prince Imperial of France and King of Rome since birth, the son of Emperor Napoleon I and Marie Louise of Austria. After his father's death, he spent the rest of his life in Vienna, where he was known as Franz, Duke of Reichstadt in the Austrian court (from the German version of his second given name, along with a title he was granted by the Austrian emperor in 1818). After the popular Edmond Rostand play L'Aiglon, he was given the posthumous nickname L'Aiglon ("the Eaglet").

American retired professional wrestler Michael Shawn Hickenbottom, better known by his ring name Shawn Michaels, was born on July 22, 1965. He is referred to as "The Showstopper," "The Heartbreak Kid," and "Mr. WrestleMania" and is regarded as one of the greatest professional wrestlers of all time.