| Henry Sims | |
| Fictional Character | |
| 1632 series POD: May, 1631 | |
| Appearance(s): | 1632 |
| Type of Appearance: | Direct |
| Nationality: | United States of Europe (born in the United States of America) |
| Occupation: | Dentist |
| Children: | Julie Mackay (daughter) |
| Relatives: | Frank Jackson (brother-in-law), Alexander Mackay (son-in-law) |
| Created by: | Eric Flint |
Henry Sims was Grantville's dentist. His daughter was Julie Mackay, who became a military hero after the Ring of Fire, and his brother-in-law was Frank Jackson, Grantville's top military official.