| Scott Harrison |
Founder, charity: water |
EG10 |
| Evelyn Hart |
Prima ballerina, Royal Winnipeg Ballet |
ideaCity 2005 |
| Vi Hart |
Inventor, artist, mathemusician |
Gel 2011 |
| Kate Hartman |
Artist and technologist |
TED2011 |
| Peter Hartwell |
Senior Researcher, HP Labs |
BIF-6 |
| Asher Hasan |
Founder, Naya Jeevan |
TEDIndia |
| William Haseltine |
President, Haseltine Foundation for Medical Sciences and the Arts |
TEDMED3 |
| Derek Hatfield |
Professional sailor |
ideaCity 2005, ideaCity 2004 |
| Laurent Haug |
Founder, LIFT Conference |
Lift09, PICNIC '08 |
| Simon Hauger |
Science teacher in West Philadelphia |
PopTech 2010 |
| Matt Haughey |
Founder, Metafilter.com |
Gel 2010 |
| Zahi Hawass |
Egyptian archaeologist |
EG08 |
| Graham Hawkes |
Engineer |
TED2005, Poptech 2003 |
| Stephen Hawking |
Theoretical physicist |
TED2008 |
| Jeff Hawkins |
Computer designer |
TED2003 |
| Michael Hawley |
Artist and digital media researcher |
Poptech 2004, TEDMED3, TED9 |
| Goldie Hawn |
Founder, The Hawn Foundation |
TEDMED2009 |
| Lou Hawthorne |
CEO, BioArts International |
ideaCity 2004 |
| Cheryl Hayashi |
Spider silk scientist |
TED2010 |
| Jeffrey Hayzlett |
Chief Marketing Officer and Vice President, Eastman Kodak Company |
PICNIC '09, DLD 2009 |