Bellow you will find a list of jewish holidays for the secular year 421. You can use the links bellow to find the Jewish Holidays for any given year
1/1/421 Fri, 10th of Tevet, 4181
1/1/421 Fri, Asara B'Tevet
1/21/421 Thu, 1st of Sh'vat, 4181
1/21/421 Thu, Rosh Chodesh Sh'vat
2/4/421 Thu, 15th of Sh'vat, 4181
2/4/421 Thu, Tu B'Shvat
2/19/421 Fri, 30th of Sh'vat, 4181
2/19/421 Fri, Rosh Chodesh Adar
2/20/421 Sat, 1st of Adar, 4181
2/20/421 Sat, Rosh Chodesh Adar
2/20/421 Sat, Shabbat Shekalim
2/27/421 Sat, 8th of Adar, 4181
2/27/421 Sat, Shabbat Zachor
3/4/421 Thu, 13th of Adar, 4181
3/4/421 Thu, Ta'anit Esther
3/4/421 Thu, Erev Purim
3/5/421 Fri, 14th of Adar, 4181
3/5/421 Fri, Purim
3/7/421 Sun, 16th of Adar, 4181
3/7/421 Sun, Shushan Purim
3/13/421 Sat, 22nd of Adar, 4181
3/13/421 Sat, Shabbat Parah
3/20/421 Sat, 29th of Adar, 4181
3/20/421 Sat, Shabbat HaChodesh
3/21/421 Sun, 1st of Nisan, 4181
3/21/421 Sun, Rosh Chodesh Nisan
4/1/421 Thu, 12th of Nisan, 4181
4/1/421 Thu, Ta'anit Bechorot
4/3/421 Sat, 14th of Nisan, 4181
4/3/421 Sat, Shabbat HaGadol
4/3/421 Sat, Erev Pesach
4/4/421 Sun, 15th of Nisan, 4181
4/4/421 Sun, Pesach I
4/5/421 Mon, 16th of Nisan, 4181
4/5/421 Mon, Pesach II
4/6/421 Tue, 17th of Nisan, 4181
4/6/421 Tue, Pesach III (CH''M)
4/7/421 Wed, 18th of Nisan, 4181
4/7/421 Wed, Pesach IV (CH''M)
4/8/421 Thu, 19th of Nisan, 4181
4/8/421 Thu, Pesach V (CH''M)
4/9/421 Fri, 20th of Nisan, 4181
4/9/421 Fri, Pesach VI (CH''M)
4/10/421 Sat, 21st of Nisan, 4181
4/10/421 Sat, Pesach VII
4/11/421 Sun, 22nd of Nisan, 4181
4/11/421 Sun, Pesach VIII
4/19/421 Mon, 30th of Nisan, 4181
4/19/421 Mon, Rosh Chodesh Iyyar
4/20/421 Tue, 1st of Iyyar, 4181
4/20/421 Tue, Rosh Chodesh Iyyar
5/3/421 Mon, 14th of Iyyar, 4181
5/3/421 Mon, Pesach Sheni
5/7/421 Fri, 18th of Iyyar, 4181
5/7/421 Fri, Lag B'Omer
5/19/421 Wed, 1st of Sivan, 4181
5/19/421 Wed, Rosh Chodesh Sivan
5/23/421 Sun, 5th of Sivan, 4181
5/23/421 Sun, Erev Shavuot
5/24/421 Mon, 6th of Sivan, 4181
5/24/421 Mon, Shavuot I
5/25/421 Tue, 7th of Sivan, 4181
5/25/421 Tue, Shavuot II
6/17/421 Thu, 30th of Sivan, 4181
6/17/421 Thu, Rosh Chodesh Tamuz
6/18/421 Fri, 1st of Tamuz, 4181
6/18/421 Fri, Rosh Chodesh Tamuz
7/4/421 Sun, 17th of Tamuz, 4181
7/4/421 Sun, Tzom Tammuz
7/17/421 Sat, 1st of Av, 4181
7/17/421 Sat, Rosh Chodesh Av
7/24/421 Sat, 8th of Av, 4181
7/24/421 Sat, Shabbat Chazon
7/24/421 Sat, Erev Tish'a B'Av
7/25/421 Sun, 9th of Av, 4181
7/25/421 Sun, Tish'a B'Av
7/31/421 Sat, 15th of Av, 4181
7/31/421 Sat, Shabbat Nachamu
8/15/421 Sun, 30th of Av, 4181
8/15/421 Sun, Rosh Chodesh Elul
8/16/421 Mon, 1st of Elul, 4181
8/16/421 Mon, Rosh Chodesh Elul
9/13/421 Mon, 29th of Elul, 4181
9/13/421 Mon, Erev Rosh Hashana
9/14/421 Tue, 1st of Tishrei, 4182
9/14/421 Tue, Rosh Hashana 4182
9/15/421 Wed, 2nd of Tishrei, 4182
9/15/421 Wed, Rosh Hashana II
9/16/421 Thu, 3rd of Tishrei, 4182
9/16/421 Thu, Tzom Gedaliah
9/18/421 Sat, 5th of Tishrei, 4182
9/18/421 Sat, Shabbat Shuva
9/22/421 Wed, 9th of Tishrei, 4182
9/22/421 Wed, Erev Yom Kippur
9/23/421 Thu, 10th of Tishrei, 4182
9/23/421 Thu, Yom Kippur
9/27/421 Mon, 14th of Tishrei, 4182
9/27/421 Mon, Erev Sukkot
9/28/421 Tue, 15th of Tishrei, 4182
9/28/421 Tue, Sukkot I
9/29/421 Wed, 16th of Tishrei, 4182
9/29/421 Wed, Sukkot II
9/30/421 Thu, 17th of Tishrei, 4182
9/30/421 Thu, Sukkot III (CH''M)
10/1/421 Fri, 18th of Tishrei, 4182
10/1/421 Fri, Sukkot IV (CH''M)
10/2/421 Sat, 19th of Tishrei, 4182
10/2/421 Sat, Sukkot V (CH''M)
10/3/421 Sun, 20th of Tishrei, 4182
10/3/421 Sun, Sukkot VI (CH''M)
10/4/421 Mon, 21st of Tishrei, 4182
10/4/421 Mon, Sukkot VII (Hoshana Raba)
10/5/421 Tue, 22nd of Tishrei, 4182
10/5/421 Tue, Shmini Atzeret
10/6/421 Wed, 23rd of Tishrei, 4182
10/6/421 Wed, Simchat Torah
10/13/421 Wed, 30th of Tishrei, 4182
10/13/421 Wed, Rosh Chodesh Cheshvan
10/14/421 Thu, 1st of Cheshvan, 4182
10/14/421 Thu, Rosh Chodesh Cheshvan
11/12/421 Fri, 1st of Kislev, 4182
11/12/421 Fri, Rosh Chodesh Kislev
12/5/421 Sun, 24th of Kislev, 4182
12/5/421 Sun, Chanukah: 1 Candle
12/6/421 Mon, 25th of Kislev, 4182
12/6/421 Mon, Chanukah: 2 Candles
12/7/421 Tue, 26th of Kislev, 4182
12/7/421 Tue, Chanukah: 3 Candles
12/8/421 Wed, 27th of Kislev, 4182
12/8/421 Wed, Chanukah: 4 Candles
12/9/421 Thu, 28th of Kislev, 4182
12/9/421 Thu, Chanukah: 5 Candles
12/10/421 Fri, 29th of Kislev, 4182
12/10/421 Fri, Chanukah: 6 Candles
12/11/421 Sat, 30th of Kislev, 4182
12/11/421 Sat, Rosh Chodesh Tevet
12/11/421 Sat, Chanukah: 7 Candles
12/12/421 Sun, 1st of Tevet, 4182
12/12/421 Sun, Rosh Chodesh Tevet
12/12/421 Sun, Chanukah: 8 Candles
12/13/421 Mon, 2nd of Tevet, 4182
12/13/421 Mon, Chanukah: 8th Day
12/21/421 Tue, 10th of Tevet, 4182
12/21/421 Tue, Asara B'Tevet