List of Famous people born on July 30th

Donald Samuel Ornstein is an American mathematician working in the area of ergodic theory. He received a Ph.D. from the University of Chicago in 1957 under the guidance of Irving Kaplansky. During his career at Stanford University he supervised the Ph. D. thesis of twenty three students, including David H. Bailey, Bob Burton, Doug Lind, Ami Radunskaya, Dan Rudolph, and Jeff Steif.

Catherine Dalling Taylor Stihler is a Scottish former politician who is chief executive officer (CEO) of Creative Commons. A member of the Scottish Labour Party, she was a Member of the European Parliament (MEP) for Scotland from 1999 to 2019. After that, she went to serve as CEO of non-profit organisation Open Knowledge Foundation. In October 2014, she was elected as the 52nd rector of the University of St Andrews.

Ronald D. Sugar is an American business executive. He served as the chairman of the board and chief executive officer of the Northrop Grumman Corporation from 2003 to 2009. On August 1, 2018 he was unanimously elected as independent Chairman of Uber.

Shinji Orito is a Japanese musical composer originally from Hyōgo, Japan working for the visual novel brand Key under VisualArt's. Before forming Key, Orito worked for another software company named Leaf where he contributed to four games. After leaving Leaf, Orito transferred to another company named Tactics where he had a hand in the creation of three games for that company: Dōsei, Moon, and One: Kagayaku Kisetsu e. After forming Key, Orito has put much work into such famous titles as Kanon, Air and Clannad. Orito has been influenced by the famous Japanese composers Joe Hisaishi and Yuzo Koshiro.

Elio is an Italian masculine given name.