Serhiy Tkach (born 1952), Russian-born Ukrainian serial killer
Lamm currently tours with Tres Chicas, Tkach plays and sings for numerous bands, among them Bad Folk, and Barton is married and living in Jacksonville, Florida.
Tkach's agent handler was SELIM KHAN, or KHAN, thought to be Avram Landy who also had contact with Albert Kahn, Eufrosina Dvoichenko-Markov, Walter Bernstein, and Bolesław Gebert.
Svetlana Şepelev-Tcaci (Russian: Svetlana Tkach-Shepeleva; born 10 May 1969 in Făgădău, Făleşti) is a former Moldovan long-distance runner.