The phrase "of Jewish descent" is correct and usable in written English.
You can use it when referring to a person's ancestry or heritage. For example, "My family is of Jewish descent."
In 1941, however, Mr. Akar being of Jewish descent, the wartime Vichy government confiscated the chateau.
Although of Jewish descent, both brothers have said that they are non-religious.
He's of Jewish descent, but he calls himself a secular Jew.
Pentosuria has been observed almost exclusively in persons of Jewish descent.
His father's family was of Jewish descent, and his mother's family were Scots Baptists.
The supreme court is noted for high-profile characters of Jewish descent.
Mr Ouattara, a Muslim by background, is married to a French woman of Jewish descent who is a Catholic convert.
Either he or his wife (nobody seems quite sure which) had at least one parent of Jewish descent.
The son of a prominent German novelist of Jewish descent, Döblin fled Berlin to Paris in the 1930s.
With the rise of the Nazi Party, Hevesy, who was of Jewish descent, left Germany for Copenhagen in 1934.
On July 13 , 1942 French policemen, enforcing the German race laws, arrested Némirovsky as "a stateless person of Jewish descent".
