He was the son of painter Juliusz Kossak, the twin brother of freedom fighter Tadeusz Kossak, and the father of painter Jerzy Kossak.

* Jerzy Kossak ( 1886 – 1955 ), painter, Wojciech's son,

* Jerzy Kossak ( 1886 – 1955 ), painter, son of Wojciech Kossak, grandson of Juliusz Kossak

* Gloria Kossak ( 1941 – 1991 ), painter and poet, daughter of Wojciech Kossak's son, Jerzy Kossak ( 1886 – 1955 )

He was the progenitor of an artistic family that spanned four generations, father of painter Wojciech Kossak and grandfather of painter Jerzy Kossak.

* Jerzy Kossak ( 1886 – 1955 ), painter, Juliusz Kossak's grandson, Wojciech Kossak's son, father of painter and poet Gloria Kossak ( 1941 – 1991 )

* Gloria Kossak ( 1941 – 1991 ), painter and poet, Juliusz Kossak's great-granddaughter, daughter of Jerzy Kossak

Jerzy Kossak ( Kraków, 11 September 1886 – 11 May 1955, Kraków ) was a Polish realist painter specializing in military scenes ; son of painter Wojciech Kossak and grandson of painter Juliusz Kossak — a third-generation artist from a well-known and sought after family of painters, writers and poets.

Jerzy Kossak was a prolific painter of mostly historic scenes featuring the famed Polish Uhlans on horses, usually sold on the spot, but also used for barter at times of the postwar economic slump, until his death before the end of Stalinism in Poland.

Jerzy Kossak was a brother: to poet Maria Pawlikowska-Jasnorzewska and novelist Magdalena Samozwaniec, as well as the father of: biologist Simona Kossak and painter Gloria Kossak residing at the historic family manor called " Kossakówka ", in metropolitan Kraków.

* Art of Jerzy Kossak at the online gallery pinakoteka. zascianek. pl including short biography and publications in the Polish language

cs: Jerzy Kossak