Max Weinreich (born April 22, 1894 in Goldingen, now Kuldiga, Latvia and died January 29, 1969 in New York) was one of the greatest Yiddish linguists. He was among the founders and leaders of YIVO. From 1940 he lived in the United States. He compiled a 4-volume academic history of the Yiddish language, and wrote or edited many other scientific papers. (He can be seen in the picture)

Chaim Grade (born April 4, 1910 in Vilna and died February 7, 1982 in New York) was an outstanding poet and prose writer. From 1941-46 he lived in the USSR, and from 1948 he lived in the United States. Among other works, he wrote a ballad dedicated to the Soviet Jewish writers who were assassinated on Stalin's orders.

Haim Zhitlovsky (born April 19, 1865 in Ushachi, Vitebsk province, now Belarus and died May 5, 1943 in Calgary, Canada) was a philologist, writer, critic, and political activist. He was one of the organizers and vice-president of the Chernivtsi Language Conference that took place in 1908.

Avrom Reisen (born April 8, 1876 in Koidanovo, Minsk province, now Dzyarzhynsk, Belarus and died March 30, 1953 in New York) was an outstanding poet, prose writer, and playwright. Some of his poems - for example "Hulyet, Kinderlech" (Be Frolic, Children) - were set to music and became popular songs.

Eli'ezer Steinbarg (born April 3, 1880, Lipkany, Bessarabia / Moldova and died March 28, 1932 in Chernivtsi) was the greatest fabulist in Yiddish literature, as well as a pedagogue.

Gersh-David Nomberg (born April 4, 1874 in Mszczonów, Warsaw province, now Poland and died November 21, 1927 in Warsaw) was a writer, journalist, and publicist who coined the term "Yiddishism". In his story "Fliegelman" and others, he reflected the spiritual discord and confusion of young Jews who became atheists.

Dovid Pinsky (born April 5, 1872 in Mohilev, now Belarus and died August 10, 1959 in Haifa) was the author of numerous short stories and dramas. In 1899 he emigrated to the United States, and from 1949 lived in Israel.

Hirsch Glick (born April 24, 1922 in Vilna and died during the summer of 1944 in Estonia) was a poet and author of the anthem of the Jewish partisans song "Zog nisht keynmol..." ("Never say ..."). During the liquidation of the Vilna ghetto in October 1943 he tried to escape, was captured and sent to the Gotfield camp in Estonia; in the summer of 1944, while trying to escape from there, he was captured and killed.