'''Zeitlin''' ({{langx|yi|צייטלין}}) is a matronymic Jewish surname. It is derived from the female name Zeitl according to the rules of Slavic languages, with the possessive suffix '-in' and literally means "Zeitl's".

When transliterated from Yiddish to Russian to English, the surname may be spelled as follows. Male forms: '''Tseytlin, Tseitlin, Tsetlin, Tzeitlin'''. Female forms (usually only for Slavic nationals): '''Tseytlina, Tseitlina, Tsetlina, Tzeitlina'''.

When transliterated via Polish, the surname may be spelled as '''Cejtlin, Cajtlin, Zejtlin, Zajtlin'''.

The surname may refer to: * Aaron Zeitlin (1889/1896/1898–1973), Russian-US Yiddish writer, composer, and poet * Alexandre Zeitlin (1872–1946), sculptor * Benh Zeitlin (born 1982), US filmmaker * Denny Zeitlin (born 1938), US jazz pianist * Froma Zeitlin (born 1933), US classics scholar * Harriet Zeitlin (born 1929), American artist * Hillel Zeitlin (1871–1942), Polish Yiddish writer * Jacob Zeitlin (1902–1987), American bookseller and poet * Joshua Zeitlin (1742–1822), Shklov-born Russian-Jewish rabbinical scholar and philanthropist * Joshua ben Aaron Zeitlin (1823–1888), Kiev-born Russian-Jewish scholar and philanthropist * Judith T. Zeitlin (born 1958), American-Jewish scholar of Chinese literature, chair of the Department of East Asian Languages & Civilizations at the University of Chicago * Lev Tseitlin (1881-1952), a violinist and teacher * Leo Zeitlin (1884–1930), a violinist, violist, conductor and impresario * Mark Tseitlin (1943–2022), a Russian-Israeli chess grandmaster * Michael Lvovitch Tsetlin (1924–1966), Russian mathematician and physicist * Mikhail Tseitlin (born 1947), Belarusian chess grandmaster * Mirah Yom Tov Zeitlyn (born 1974), American musician * Michail Yulyevich Tseytlin (Михаил Ю́льевич Цейтлин), also as M. Yu. Ceitlin and M. Ju. Zeitlin, a Russian mathematician, who worked on the book ''Gradshteyn and Ryzhik'' in the 1960s and early 1970s * Solomon Zeitlin (1892–1976), American Jewish historian * William Zeitlin (1850–1921), Russian-Jewish scholar and bibliographer * Zvi Zeitlin (1922–2012), Russian-US violinist * Arkady Tseytlin (born 1956), Russian-British theoretical physicist * Vladislav Tseytlin (born 1971), Uzbekistani football FIFA referee * Anna Tseytlin (born 1976), of Jewish and Ukrainian descent. Active American Immigration Attorney * Michael Tseytlin (born 1964), Russian-US Entrepreneur, executive and inventor

{{surname|Zeitlin, Zaitlin, Tseytlin, Cejtlin, Tseitlin, Cajtlin, Tsetlin, etc.}}

Category:Jewish matronymic surnames Category:Russian-language surnames