Shmuel Zytomirski (Hebrew: שמואל ז'יטומירסקי‎‎, Polish: Szmuel Żytomirski; September 16, 1900 – 1944) was a well-known figure at the Jewish community of Lublin before and during World War II and the father of Henio Zytomirski. He died in The Holocaust at the end of the war, after almost all his family were killed by the Nazis. The letters Zytomirski had sent and received during the war document a lost struggle of a brave man who died shortly before the war ended. The information regarding the short life of his son Henio, who became an icon of the Holocaust in Poland, became known to the public from the father's letters. The circumstances of Shmuel Zytomirski's death remain mysterious and are unknown to this day.