Authors Born on June 30
- Adam Roberts Novelist, 1965
- Ahmed Zaki Yamani Politician, 1930
- Alain Finkielkraut Philosopher, 1949
- Alex Linder Businessman, 1966
- Allegra Versace Celebrity, 1986
- Andrew Hill Jazz Musician, 1931
- Andy Scott Musician, 1949
- Angela Sarafyan Actress, 1983
- Anthony Mann Actor, 1906
- Asher D Actor, 1982
- Ashish Rudhra 1999
- Assia Djebar Writer, 1936
- Ben Utecht Football Player, 1981
- Billy Mills Athlete, 1938
- Bob Froese Ice Hockey Player, 1958
- Brendan O'Brien Record Producer, 1960
- Cargill Gilston Knott Physicist, 1856
- Carmen Marton Taekwondo Athlete, 1986
- Chan Ho Park Baseball Player, 1973
- Cheryl Cole Singer-Songwriter, 1983
- Cole Swindell Singer, 1983
- Colton Dunn Actor, 1977
- Czeslaw Milosz Poet, 1911
- Dan Miller Mixed Martial Artist, 1981
- Daniel J. Mitchell Economist, 1958
- Dave Van Ronk Singer, 1936
- David Alan Grier Actor, 1956
- David Christian Historian, 1946
- David Frum Political Commentator, 1960
- Deirdre Lovejoy Actress, 1962
- Dinaw Mengestu Novelist, 1978
- Elaine Scarry Essayist, 1946
- Errol White Geologist, 1901
- Esa-Pekka Salonen Musician, 1958
- Fantasia Barrino Singer, 1984
- Franz Halder Soldier, 1884
- Galarrwuy Yunupingu Leader, 1948
- Georges Duhamel Author, 1884
- Glenn Barrie Shorrock Musician, 1944
- Joel Sternfeld Photographer, 1944