No one famous from my high school unfortunately, so I'll have to go with my alma mater, UC Berkeley (go bears!)...
Ball Players (not all, just picked a few)...
For a full list, see http://calbears.collegesports.com/tr...olympians.html
* Matt Biondi, B.A. 1988 - three-time Olympian, winner of 8 gold medals
* Hubert A. Caldwell, 1929 - Olympic crew, 1928 gold medalist
* Peter Cipollone, B.A. 1994 - Coxswain for the gold medal winning rowing team at the 2004 Summer Olympics in Athens, Greece
* Natalie Coughlin, B.A. 2005 - Olympic swimmer (winner of five medals, including two gold medals, at the 2004 Summer Olympics in Athens, Greece; at the 2008 Summer Olympics in Beijing, China , she became the first American female athlete in modern Olympic history to win six medals in one Olympics); three-time NCAA Swimmer of the Year.
* Anthony Ervin - Olympic swimmer, gold medal in 50m freestyle, silver medal in 4x100m freestyle relay, first black male on the US Olympic swimming team
* Joy Fawcett, B.A. 1992 - member of the gold winning United States women's soccer team at the 2004 Summer Olympics in Athens, and the 1996 Summer Olympics in Atlanta
* Michele Granger, B.A. 1993 - softball pitcher and Olympic gold medalist
* Mark Henderson (swimmer), 1991 - swimmer, gold medalist at the 1996 Summer Olympics where he broke the world record in the 400 meter medley swimming relay
* Mary T. Meagher, B.A. 1987 - Olympic swimmer, winner of three gold medals; CNNSI.com's 100 Greatest Women Athletes (ranked 17th)
* Jonny Moseley (currently enrolled) - Gold Medalist in 1998 Winter Olympics
* Connie Carpenter-Phinney, B.A. 1981 - cycling gold medalist in 1984 Summer Olympics in Los Angeles, California
* Alvin F. Rylander, 1928 - Olympic crew, 1928 gold medalist
* Staciana Stitts, B.A. 2004 - Olympic swimmer, gold medalist in 2000 Summer Olympics in Sydney, Australia
* Helen Wills, B.A. 1925 - all time great tennis player; singles winner of eight Wimbledon titles, seven U.S. Open Championships, four French Opens, and two Olympic gold medals
* Pema Chodron, B.A. - spiritual teacher and author, interpreter of Tibetan Buddhism for Western audiences. Formerly known as Deirdre Blomfield-Brown
* Mayme Agnew Clayton, B.A. - librarian and founder of President & Spiritual Leader of the Western States Black Research and Education Center (WSBREC), the largest privately held collection of African-American historical materials in the world
* Madelyn Dunham, grandmother of Barack Obama (did not graduate)
* Thomas Kinkade, B.A. - American painter.
* Timothy Leary, Ph.D. 1950 - psychologist and counterculture figure
* David Lempert, Ph.D. anthropology 1992 - social entrepreneur, democratic education
* Ed Roberts, B.A. 1964, M.A. 1966, C.Phil. 1969 - Founder of the Independent Living Movement
* Heng Sure, Ph.D. - American Buddhist monk of the City of Ten Thousand Buddhas; one of the first Americans ordained in the States
* Alice Waters, B.A. 1967 - celebrity chef, founder of Chez Panisse, originator of the California cuisine style of gourmet cooking; member of the American Academy of Arts and Sciences
* Underground Japanese hip hop-artist Shing02 attended UC Berkeley in 1993, and achieved notoriety in the United States primarily for his contributions to the Shinichiro Watanabe anime-series Samurai Champloo (which aired on Cartoon Network's late-night segment Adultswim in U.S, and Animax as well as Fuji TV in Japan).
* Suzanne Ciani, M.A. 1970 - composer
* Les Claypool - bassist and singer of Primus
* Stewart Copeland, drummer of The Police
* Henry Cowell (attended 1914) - composer
* Adam Duritz (attended) - lead singer of Counting Crows
* Jewlia Eisenberg, B.A. 1998 - musician, cofounder of Charming Hostess
* Davey Havok (attended) - lead singer of AFI
* Susanna Hoffs, B.A. 1980 - lead singer of The Bangles
* Ivan Ilić, B.A. 2001 - American pianist of Serbian descent based in Paris
* Andrew Imbrie, M.A. 1947 - composer
* Stephan Jenkins, B.A. 1987 (Valedictorian) - lead singer and songwriter of the band Third Eye Blind
* Michael Kang - a multi-instrumentalist for the popular jam band The String Cheese Incident
* Jonathan Kramer, Ph.D. 1969 - composer
* Phil Lesh, (attended) - bass guitarist of the band Grateful Dead
* Jose-Luis Orozco, B.A. 1976 - singer-songwriter,educator, recording artist and author of children's books De Colores, Diez deditos/Ten Little Fingers, Fiestas, etc.
* Jade Puget, B.A. 1996 - guitarist of AFI
* Belinda Reynolds, B.A. 1990 - classical composer
* Malvina Reynolds, Ph.D. 1938 (also B.A., M.A.) - folk/blues singer-songwriter and political activist
* Terry Riley, M.A. 1961 - composer
* Thomas Cech, Ph.D. 1975 - Nobel laureate (1989, Chemistry), for the "discovery of catalytic properties of RNA"
* Steven Chu, Ph.D. 1976 - Nobel laureate (1997, Physics), for the "development of methods to cool and trap atoms with laser light"
* Robert Curl, Ph.D. 1957- Nobel laureate (1996, Chemistry), for the "discovery of fullerenes"
* Joseph Erlanger, B.S. 1895 - Nobel laureate (1944, Physiology or Medicine), for "discoveries relating to the highly differentiated functions of single nerve fibres"
* Andrew Fire, B.A. 1978 - Nobel laureate (2006, Physiology or Medicine), for the "discovery of RNA interference - gene silencing by double-stranded RNA"
* William F. Giauque, B.S. 1920, Ph.D. 1922 - Nobel laureate (1949, Chemistry), "for his contributions in the field of chemical thermodynamics, particularly concerning the behaviour of substances at extremely low temperatures"
* David Gross, Ph.D. 1966 - Nobel laureate (2004, Physics), "for the discovery of asymptotic freedom in the theory of the strong interaction"
* Alan Heeger, Ph.D. 1961 - Nobel laureate (2000, Chemistry), "for the discovery and development of conductive polymers"
* Daniel Kahneman, Ph.D. 1961 - Nobel laureate (2002, Economics), "for having integrated insights from psychological research into economic science, especially concerning human judgment and decision-making under uncertainty"
* Lawrence Klein, B.A. 1942 - Nobel laureate (1980, Economics), "for the creation of econometric models and the application to the analysis of economic fluctuations and economic policies"
* Willis Lamb, B.S. 1934, Ph.D. 1938 - Nobel laureate (1955, Physics)), "for his discoveries concerning the fine structure of the hydrogen spectrum"
* Robert Laughlin, B.A. 1972  - Nobel laureate (1998, Physics), for the "discovery of a new form of quantum fluid with fractionally charged excitations"
* Yuan T. Lee, Ph.D. 1962 - Nobel laureate (1986, Chemistry), for "contributions concerning the dynamics of chemical elementary processes"; Professor of Chemistry; Principal Investigator, Materials and Molecular Research Division, Lawrence Berkeley Laboratory;
* Willard Libby, B.S. 1931, Ph.D. 1933 - Professor of Chemistry, Nobel laureate (1960, Chemistry), "for his method to use carbon-14 for age determination in archaeology, geology, geophysics, and other branches of science"
* John C. Mather, Ph.D. 1974 - Nobel laureate (2006, Physics), for the "discovery of the blackbody form and anisotropy of the cosmic microwave background radiation"
* Mario Molina, Ph.D. 1972- Nobel laureate (1995, Chemistry)), for "work in atmospheric chemistry, particularly concerning the formation and decomposition of ozone"
* Kary Mullis, Ph.D. 1973 - Nobel laureate (1993, Chemistry), "for his invention of the polymerase chain reaction (PCR) method"
* Douglass North, B.A. 1942, Ph.D. 1952- Nobel laureate (1993, Economics), "for having renewed research in economic history by applying economic theory and quantitative methods in order to explain economic and institutional change"
* Thomas Schelling, B.A. 1944 - Nobel laureate (2005, Economics), "for having enhanced our understanding of conflict and cooperation through game-theory analysis"
* Glenn T. Seaborg, Ph.D. 1937 - Nobel laureate (1951, Chemistry), University Professor of Chemistry, Associate Director, Lawrence Berkeley Laboratory, Chancellor, Berkeley campus (1958-1961), for "discoveries in the chemistry of the transuranium elements"
* Hamilton Smith, B.A. 1952 - Nobel laureate (1978, Physiology or Medicine), "for the discovery of restriction enzymes and their application to problems of molecular genetics"
* Otto Stern, L.L.D 1930 - Nobel laureate (1943, Nobel Prize in Physics), "for his contribution to the development of the molecular ray method and his discovery of the magnetic moment of the proton"
* Henry Taube, Ph.D. 1940 - Nobel laureate (1983, Chemistry ), "for his work on the mechanisms of electron transfer reactions, especially in metal complexes"
* Harold Urey, Ph.D. 1923 - Nobel laureate (1934, Chemistry), "for his discovery of heavy hydrogen"
* Selman Waksman, Ph.D. 1918 - Nobel laureate (1952, Physiology or Medicine), "for his discovery of streptomycin, the first antibiotic effective against tuberculosis"
* Lance Ito, J.D. 1975 - judge, presided over O.J. Simpson trial
* Roger J. Traynor, B.A. 1923, Ph.D. 1926, J.D. 1927 - Chief Justice of the California Supreme Court (1964-1970)
* Earl Warren, B.A. 1912, J.D. 1914 - 14th Chief Justice of the United States Supreme Court (1953-1969) (also listed in Governors section and Attorneys section)
Only a partial list obviously. We be ballin outta control.