Florian Marciniak
| Florian Marciniak | |
|---|---|
| ps. "Jerzy Nowak" | |
| Born | 4 May 1915 | 
| Died | 20/21 February 1944 (aged 28) | 
| Occupation | Polish scoutmaster (harcmistrz) | 
Florian Marciniak (codenames: Jerzy Nowak, Nowak, J.Krzemień, Szary, Flo; 4 May 1915 in Gorzyce, Kościan County – 20/21 February 1944 in Gross-Rosen) was a Polish scoutmaster (harcmistrz), and the first Naczelnik (Chief Scout) of the paramilitary scouting resistance organization, the Szare Szeregi, during the Second World War.
Marciniak was a graduate of St. John Cantius High School in Poznań. He was arrested by the Gestapo on 6 May 1943 and murdered in February 1944 at the Gross-Rosen concentration camp.