13-26 Tishrei Yartzeits

13 Tishrei - R' Akiva Eiger (1837)
13 Tishrei - R' Shmuel ben R' Menachem Mendel, "the Rebbe MaHaRaSh" of Lubavitch (1882)
13 Tishrei - R' Yisroel ben R' Avrohom Yaakov Friedman, the Sadigerer Rebbe (1906)
13 Tishrei - R' Chaim Berlin, Av Beis Din Moscow, Volozhin and Yerushalayim (1912) Son of the Netziv, ben R' Naftoli Tzvi Yehuda Berlin
13 Tishrei - R' Yosef Tzvi Dushinsky, Av Beis Din of Chust and Yerushalayim (1949)

14 Tishrei - R' Sholom Shachne of Prohovitch (1803) ben R' Avrohom the Malach
14 Tishrei - R' Yisroel ben R' Shabsei Hopstein, Maggid of Koznitz, author of Avodas
Yisroel, (1814) One of the 4 primary talmidim of the Rebbe, Reb Elimelech of Lizensk
14 Tishrei - R' Benzion Bruk, Rosh Yeshivas Novardok in Yerushalayim (1985)

15 Tishrei - Yaakov Avinu (1651-1504 B.C.E.)
15 Tishrei - R' Meir Arik of Tarnow, author of Imrei Yosher and Tal Torah(1926)
15 Tishrei - R' Mordechai ben R' Yisachor Bertche Leifer of Nadvorna (1894)

16 Tishrei - R' Moshe Zacutto (1697), author of Kol Haramaz on the Zohar and the Rebbe of the Ramchal
16 Tishrei - R' Tzvi Hirsch ben R' Shlomo Shapiro of Munkach, author of Darkei Teshuva (1913) father of the Minchas Elazar
16 Tishrei - R' Yitzchak Dov Halevi Bamberger, Av Beis Din of Wurzburg(1878)
16 Tishrei - R' Shimon ben R' Yisroel of Yaraslov (1849) talmid of the Rebbe, Reb Elimelech of Lizensk and the Chozeh of Lublin, author of Toras Shimon

17 Tishrei - R' Moshe Rosen (1957), author of Nezer Hakodesh, Buried in Mt. Judah Cemetery, Queens, NY.

18 Tishrei - R' Nachman of Breslov (1810) Son of R' Simcha, the son of R' Nachman Horedenker, but usually mentioned with his mothers name, Faiga, who was the daughter of the Baal Shem Tov's daughter Udel.
18 Tishrei - R' Betzalel Rensburg, author of Haga'os Hashas (1821)
18 Tishrei - R' Yona Mertzbach, Mashgiach of Yeshiva Kol Torah
18 Tishrei - R' Naftali ben R' Yehuda of Melitz (1915)

19 Tishrei - R' Eliyahu ben R' Shlomo Zalman, the Vilna Gaon (1797) See here for a connection between the Vilna Gaon and the Yid HaKadosh
19 Tishrei - R' Yaakov Yitzchak ben R' Asher Rabinowitz, The Yid Hakadosh of Peshischa (1813) Here is another vort from the Yid HaKadosh.
19 Tishrei - R' Aharon ben R' Yisroel Friedman, the Sadigerer Rebbe, author of Kedushas Aharon (1912)
19 Tishrei - R' Yosef Moshe Ades, Rosh Yeshiva of Porat Yosef (1991)

20 Tishrei - R' Avraham Yehoshua Heschel of Cracow (1663)

20 Tishrei - R' Boruch Yosef of Sudlikov (1884) Son of R' Aryeh Leib of Sudlikov, who was a son-in-law of R' Dovid HaLevi Horowitz, who was a son-in-law of the Degel Machane Ephraim
20 Tishrei - R' Eliezer ben R' Yitzchok Papo, the Peleh Yoetz (1898)

21 Tishrei - R' Menachem Mendel ben R' Eliezer of Premishlan (1770) Talmid of the Baal Shem Tov, he was from the first to move to Eretz Yisroel.
21 Tishrei - R' Avrohom Shmuel Binyamin Sofer, the Cheshev Sofer (1961) Descendant of the Chasam Sofer
21 Tishrei - R' Dovid Moshe of Chortkov (1904) son of R' Yisroel of Ruzhin.

22 Tishrei - R' Moshe Yaakov Hakohen Ribikov, the "Shoemaker from Tel Aviv" (1967)

23 Tishrei - Rabbeinu Chanoch ben Rabbeinu Moshe of Cordova, one of the four Shevuyim (1000)
23 Tishrei - R' Dovid Jungreis, Rosh Av Beis Din Yerushalayim (1971)

24 Tishrei - R' Yaakov Yosef ben R' Tzvi HaKohen of Polnoye (1783), foremost disciple of the Baal Shem Tov, author of Toldos Yaakov Yosef, the first chasidish sefer
24 Tishrei - R' Eliyahu Guttmacher, Av Beis Din Greiditz (1874)

24 Tishrei - R' Elchonon Sorotzkin, chairman of Vaad Hayeshivos
24 Tishrei - R' Chaim Zanvil ben R' Moshe Abramowitz, the Ribnitzer Rebbe (1995) Great tzadik and baal mofes, he was a talmid of the Stefanester Rebbe. He lived in communist USSR until 1970, then moved to Eretz Yisroel and then settled in the USA. He lived the last years of his life in Monsey, NY. Buried in the Vizhnitzer Cemetery in Monsey, NY.
24 Tishrei - R' Avrohom Yehuda Leib ben R' Pnchos Zelig HaKohen Schwartz, the Kol Aryeh (1883)

25 Tishrei - R' Yom Tov Lipman Heilprin, author of Kedushas Yom Tov (1794)
25 Tishrei - R' Levi Yitzchak of Berdichev, the Kedushas Levi (1809) Son of R' Meir. He is traditionally mentioned with his mothers name, Sarah Sosha.
25 Tishrei - R' Moshe ben R' Shmuel Sofer, the Chasam Sofer (1839)
25 Tishrei - R' Dovid Mattisyahu Rabinowitz, Biala Rebbe- Bnei Brak (1997) son of the Chelkas yehoshu, R' Yechiel Yehoshua of Biala

26 Tishrei - R' Asher ben R' Ahron "HaGadol", the Stoliner Rebbe (1828)