| Age at missing | 28 years old |
| Case ID | katharina-lieselotte-kiszonak |
| City en | Las Vegas |
| City geo ID | 5506956 |
| City slug | las-vegas |
| Classification | Missing |
| Classification en | Missing |
| County en | |
| County fips ref | 32003 |
| County slug | clark |
| Created at | 2026-01-16T16:23:17.046178+00:00 |
| Date of birth | |
| Disappearance details | Kiszonak was last seen in the 2900 block of Fremont Street in downtown Las Vegas, Nevada on July 16, 1985. She has never been heard from again. Few details are available in her case. Investigating Agency Las Vegas Metropolitan Police Department 702-828-5999 Source Information NamUs Las Vegas Metropolitan Police Department Updated 2 times since October 12, 2004. Last updated October 9, 2025; details of disappearance updated. |
| Disappearance details en | Kiszonak was last seen in the 2900 block of Fremont Street in downtown Las Vegas, Nevada on July 16, 1985. She has never been heard from again. Few details are available in her case. Investigating Agency Las Vegas Metropolitan Police Department 702-828-5999 Source Information NamUs Las Vegas Metropolitan Police Department Updated 2 times since October 12, 2004. Last updated October 9, 2025; details of disappearance updated. |
| Disappearance details word count | 66 |
| Distinguishing marks | White female. Blonde hair, hazel eyes. Kiszonak has crooked teeth, needle marks on her arms, and a tattoo of a rising sun and birds on her right shoulder. She wears prescription eyeglasses with plastic frames. She may use the alias names Darlene Brannan or Darlene Brannon, or the nickname Kathy. |
| Distinguishing marks en | White female. Blonde hair, hazel eyes. Kiszonak has crooked teeth, needle marks on her arms, and a tattoo of a rising sun and birds on her right shoulder. She wears prescription eyeglasses with plastic frames. She may use the alias names Darlene Brannan or Darlene Brannon, or the nickname Kathy. |
| Full name | Katharina Lieselotte Kiszonak |
| Full name en | Katharina Lieselotte Kiszonak |
| Height | 5'0 - 5'1 |
| ID | 9493 |
| Investigating agency | Las Vegas Metropolitan Police Department 702-828-5999 Source Information NamUs Las Vegas Metropolitan Police Department |
| Missing since | 1985-07-16 |
| Official last updated | 2025-10-09 |
| Official update count | 2 |
| Official update history | details of disappearance updated. |
| Path | nevada/clark/las-vegas |
| Race | White |
| Race en | White |
| Sex | Female |
| Source info | NamUs Las Vegas Metropolitan Police Department |
| State en | Nevada |
| State ref | NV |
| State slug | nevada |
| Status | active |
| Updated at | 2026-01-16T16:23:17.046178+00:00 |
| URL path | nevada/clark/las-vegas |
| Weight | 120 pounds |
Kiszonak was last seen in the 2900 block of Fremont Street in downtown Las Vegas, Nevada on July 16, 1985. She has never been heard from again. Few details are available in her case. Investigating Agency Las Vegas Metropolitan Police Department 702-828-5999 Source Information NamUs Las Vegas Metropolitan Police Department Updated 2 times since October 12, 2004. Last updated October 9, 2025; details of disappearance updated.