In Croatia, Plahtan families are Croats (from Zabok area ). In the past century, relatively most of Croatian residents bearing this family name were born in Zagreb and Klanjec.
Prevalence
About 10 people with faimily name Plahtan live in Croatia today, in four households only. There were 20 of them in the middle of the past century, and their number halved. They are located in only two Croatian places: in Zagreb (<10) and Movrac in Zabok area (<5).
Outside Croatia
Family name Plahtan is present in this form only in Croatia.