Dr Grischa Datnowsky (Dayton)
Alternate names and spellings: Grisha, Gregory, German, Herman Datnovskis
Changed name to Dayton after immigration to the USA.
A cousin of Ronya.
Grischa was the son of Moshe (Moritz) and Bertha Datnowksy. He was born in 1887 in Lithuania and resided in Kaunas.

Grisha Datnowsky as a young child
(Photo courtesy of Michael Frumkin)
A surgeon, he received a "Temporary Certificate Degree" from Tartu in 1913, according to the directory of Lithuanian Doctors, Pharmacists, & Veterinarians published in Kaunas, 1925 (JewishGen).

Grisha Datnowsky as a medical student - sitting, first from the left
(Photo courtesy of Michael Frumkin)

from left to right: Bertha, Paulina and Grischa
(Photo courtesy of Michael Frumkin)
Grischa moved to Berlin in 1920 (source: Michael Frumkin).

Paulina and Grischa (sitting, first and second from left)
(Photo courtesy of Michael Frumkin)
This photo may have been taken at Grischa's wedding - his wife was Helen.

Grisha Datnowsky in Russian uniform - assuming ca. WW1.

Grisha Datnowsky

Grisha Datnowsky
(Photo courtesy of Michael Frumkin)

Grisha Datnowsky
(Photo courtesy of Michael Frumkin)

Back row: Grischa Datnowsky, Gisy, Uly, Lea, Ronya.
Front row: Medi, Tania (?), Ascher Mallah, Bertha.
Thuringia, 1922.

Grisha Datnowsky
Grischa later immigrated to the USA (ca 1929?) and changed his name to Dr Dayton. He lived in New York and was a brain surgeon. He died around 1965 and had no children.

Grischa Dayton (Datnowsky), brain surgeon at Beth David Hospital, New York.
(Photo courtesy of Michael Frumkin)
- Special Thanks:
- Michael Frumkin, who provided most of the information and photos on Grischa Datnowvsky.