| cemetery | Warszawa (Okopowa) |
| sector | 12b |
| row | 16 |
| number | 16 |
| sex | M |
| surname | Klein |
| first name | Jankiel |
| hebrew name | Yaakov Tzvi |
| fathers name | Meir Hacohen |
| husbands name | |
| maiden name | |
| date of birth (m/d/y) (m/d/r) | |
| date of death (m/d/y) (m/d/r) | 8/16/1925 |
| additional info | żył lat 38 |
