| Personal data |
| Surname | Khozias |
| Name | Beola |
| Patronym | Yankelevna |
| Birth year | 1940 |
| Birth month | 1 |
| Birth day | 2 |
| birth_place | Jēkabpils |
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Travkina Maria Evgenyevna (1930)
| Personal data |
| Surname | Travkina |
| Name | Maria |
| Patronym | Evgenyevna |
| Birth year | 1930 |
| Birth month | 6 |
| Birth day | 15 |
| birth_place | Bezhitsa |
Travkina Maria Evgenyevna (15 June 1930, Bezhitsa, Bryansk Region [now part of Bryansk]) — engineer-technologist in antibiotic production.
Maria Travkina studied at the Faculty of Engineering Microbiology of the Leningrad Chemical-Pharmaceutical Institute from 1949 to 1954. In 1949, she joined the trade union of medical workers at the same institute.