| Harmer, F.W. | F.W. Harmer | Actor | 1928 | 1 | 1 |
| Harmon, Jennifer | Jennifer Harmon | Actor | 1965 - 1985 | 6 | 1 |
| Harmon, Myles | Myles Harmon | Designer, Lighting Designer | 1964 | 2 | |
| Harmos, Ilonka | Ilonka Harmos | Actor | 1909 - 1910 | 3 | |
| Harms, Carl | Carl Harms | Actor | 1951 - 2004 | 2 | |
| Harms, Hein | Hein Harms | Actor | 1891 - 1928 | 3 | |
| Harms, Hilly | Hilly Harms | Actor | 1991 | 1 | |
| Harms, Johannes | Johannes Harms | Actor | 1919 - 1920 | 2 | |
| Harms, Thomas | Thomas Harms | Actor | 2009 - 2019 | 3 | |
| Harmsen, Marian | Marian Harmsen | Actor | 1955 | 1 | |
| Harmss, Willy | Willy Harmss | Actor | 1926 | 1 | |
| Harnach, Jiří | Jiří Harnach | Actor | 1997 | 3 | |
| Harnack, Adolf | Adolf Harnack | Actor | 1895 | 1 | |
| Harner, Jason Butler | Jason Butler Harner | Actor | 2004 - 2025 | 2 | 1 |
| Harnes, Aimee, Malthe | Aimee Malthe Harnes | Assistant Director, Designer | 1991 - 2006 | 4 | |
| Harnett, Daniel | Daniel Harnett | Composer | 2010 | 1 | |
| Harney, June | June Harney | Actor | 1939 | 2 | |
| Harnick, Jay | Jay Harnick | Actor | 1947 | 2 | |
| Harnier, Hans | Hans Harnier | Director | 1921 | 1 | |
| Harnisch, Jutta | Jutta Harnisch | Costume Designer | 2010 | 1 | |
| Harnisch, Susanne | Susanne Harnisch | Designer | 2022 | 1 | |
| Harnish, Grace | Grace Harnish | Actor | 2008 | 1 | |
| Harnmacher, Christiana | Christiana Harnmacher | Actor | 1962 | 2 | |
| Haro Marón, Vicente | Vicente Haro Marón | Actor | 1975 | 1 | |
| Haro, Clémentine | Clémentine Haro | Actor | 2023 | 11 | |
| Haro, Santiago | Santiago Haro | Set Designer | 1993 | 1 | |
| Haroon, Rashid | Rashid Haroon | Adaptation, Director | 2006 | 2 | |
| Harout, - | - Harout | Actor | 1921 | 1 | |
| Harp, Bill | Bill Harp | Designer | 1947 | 1 | |
| Harpaz, Shraga | Shraga Harpaz | Actor | 1999 | 1 | |
| Harpell, Fred | Fred Harpell | Assistant Director | 2017 | 1 | |
| Harper , Jace | Jace Harper | Actor | 2022 | 1 | |
| Harper, Adrienne | Adrienne Harper | Actor | 2002 | 1 | |
| Harper, Dan | Dan Harper | Actor | 2019 | 1 | |
| Harper, Elizabeth | Elizabeth Harper | Lighting Designer | 2025 | 1 | |
| Harper, Jackie | Jackie Harper | Actor | 2010 - 2011 | 4 | |
| Harper, James | James Harper | Actor | 1981 | 1 | |
| Harper, Jyne | Jyne Harper | Director | 1998 | 1 | |
| Harper, Kris | Kris Harper | Actor, Mask Maker | 1969 - 1970 | 3 | |
| Harper, Margery | Margery Harper | Actor | 1930 | 1 | |
| Harper, Neale | Neale Harper | Actor | 1997 | 1 | |
| Harper, Tamara | Tamara Harper | Actor | 2004 | 1 | |
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