Gene Simmons:
| real name: | Chaim Witz / Gene Klein |
| birthplace: | Haifa (Israel) |
| birthdate: | August 25, 1949 |
| raised: | Williamsburg, New York |
| hair: | black |
| eyes: | dark brown |
| height: | 6' 1" |
| marital status: | unmarried, but living together with longtime girlfriend Shannon Tweed |
| children: | Nicholas
Adam Simmons (born Jan 22, '89), and Sophie Louise Tweed Simmons (born Jul 7, '92) |
| first career: | teacher at Public School 75 in Spanish Harlem |
| instrument: | bass |
| first instrument: | guitar |