Bellow you will find a list of jewish holidays for the secular year 1621. You can use the links bellow to find the Jewish Holidays for any given year
1/3/1621 Sun, 10th of Tevet, 5381
1/3/1621 Sun, Asara B'Tevet
1/23/1621 Sat, 1st of Sh'vat, 5381
1/23/1621 Sat, Rosh Chodesh Sh'vat
2/6/1621 Sat, 15th of Sh'vat, 5381
2/6/1621 Sat, Tu B'Shvat
2/20/1621 Sat, 29th of Sh'vat, 5381
2/20/1621 Sat, Shabbat Shekalim
2/21/1621 Sun, 30th of Sh'vat, 5381
2/21/1621 Sun, Rosh Chodesh Adar
2/22/1621 Mon, 1st of Adar, 5381
2/22/1621 Mon, Rosh Chodesh Adar
3/4/1621 Thu, 11th of Adar, 5381
3/4/1621 Thu, Ta'anit Esther
3/6/1621 Sat, 13th of Adar, 5381
3/6/1621 Sat, Shabbat Zachor
3/6/1621 Sat, Erev Purim
3/7/1621 Sun, 14th of Adar, 5381
3/7/1621 Sun, Purim
3/8/1621 Mon, 15th of Adar, 5381
3/8/1621 Mon, Shushan Purim
3/13/1621 Sat, 20th of Adar, 5381
3/13/1621 Sat, Shabbat Parah
3/20/1621 Sat, 27th of Adar, 5381
3/20/1621 Sat, Shabbat HaChodesh
3/23/1621 Tue, 1st of Nisan, 5381
3/23/1621 Tue, Rosh Chodesh Nisan
4/3/1621 Sat, 12th of Nisan, 5381
4/3/1621 Sat, Shabbat HaGadol
4/5/1621 Mon, 14th of Nisan, 5381
4/5/1621 Mon, Ta'anit Bechorot
4/5/1621 Mon, Erev Pesach
4/6/1621 Tue, 15th of Nisan, 5381
4/6/1621 Tue, Pesach I
4/7/1621 Wed, 16th of Nisan, 5381
4/7/1621 Wed, Pesach II
4/8/1621 Thu, 17th of Nisan, 5381
4/8/1621 Thu, Pesach III (CH''M)
4/9/1621 Fri, 18th of Nisan, 5381
4/9/1621 Fri, Pesach IV (CH''M)
4/10/1621 Sat, 19th of Nisan, 5381
4/10/1621 Sat, Pesach V (CH''M)
4/11/1621 Sun, 20th of Nisan, 5381
4/11/1621 Sun, Pesach VI (CH''M)
4/12/1621 Mon, 21st of Nisan, 5381
4/12/1621 Mon, Pesach VII
4/13/1621 Tue, 22nd of Nisan, 5381
4/13/1621 Tue, Pesach VIII
4/21/1621 Wed, 30th of Nisan, 5381
4/21/1621 Wed, Rosh Chodesh Iyyar
4/22/1621 Thu, 1st of Iyyar, 5381
4/22/1621 Thu, Rosh Chodesh Iyyar
5/5/1621 Wed, 14th of Iyyar, 5381
5/5/1621 Wed, Pesach Sheni
5/9/1621 Sun, 18th of Iyyar, 5381
5/9/1621 Sun, Lag B'Omer
5/21/1621 Fri, 1st of Sivan, 5381
5/21/1621 Fri, Rosh Chodesh Sivan
5/25/1621 Tue, 5th of Sivan, 5381
5/25/1621 Tue, Erev Shavuot
5/26/1621 Wed, 6th of Sivan, 5381
5/26/1621 Wed, Shavuot I
5/27/1621 Thu, 7th of Sivan, 5381
5/27/1621 Thu, Shavuot II
6/19/1621 Sat, 30th of Sivan, 5381
6/19/1621 Sat, Rosh Chodesh Tamuz
6/20/1621 Sun, 1st of Tamuz, 5381
6/20/1621 Sun, Rosh Chodesh Tamuz
7/6/1621 Tue, 17th of Tamuz, 5381
7/6/1621 Tue, Tzom Tammuz
7/19/1621 Mon, 1st of Av, 5381
7/19/1621 Mon, Rosh Chodesh Av
7/24/1621 Sat, 6th of Av, 5381
7/24/1621 Sat, Shabbat Chazon
7/26/1621 Mon, 8th of Av, 5381
7/26/1621 Mon, Erev Tish'a B'Av
7/27/1621 Tue, 9th of Av, 5381
7/27/1621 Tue, Tish'a B'Av
7/31/1621 Sat, 13th of Av, 5381
7/31/1621 Sat, Shabbat Nachamu
8/17/1621 Tue, 30th of Av, 5381
8/17/1621 Tue, Rosh Chodesh Elul
8/18/1621 Wed, 1st of Elul, 5381
8/18/1621 Wed, Rosh Chodesh Elul
9/15/1621 Wed, 29th of Elul, 5381
9/15/1621 Wed, Erev Rosh Hashana
9/16/1621 Thu, 1st of Tishrei, 5382
9/16/1621 Thu, Rosh Hashana 5382
9/17/1621 Fri, 2nd of Tishrei, 5382
9/17/1621 Fri, Rosh Hashana II
9/18/1621 Sat, 3rd of Tishrei, 5382
9/18/1621 Sat, Shabbat Shuva
9/19/1621 Sun, 4th of Tishrei, 5382
9/19/1621 Sun, Tzom Gedaliah
9/24/1621 Fri, 9th of Tishrei, 5382
9/24/1621 Fri, Erev Yom Kippur
9/25/1621 Sat, 10th of Tishrei, 5382
9/25/1621 Sat, Yom Kippur
9/29/1621 Wed, 14th of Tishrei, 5382
9/29/1621 Wed, Erev Sukkot
9/30/1621 Thu, 15th of Tishrei, 5382
9/30/1621 Thu, Sukkot I
10/1/1621 Fri, 16th of Tishrei, 5382
10/1/1621 Fri, Sukkot II
10/2/1621 Sat, 17th of Tishrei, 5382
10/2/1621 Sat, Sukkot III (CH''M)
10/3/1621 Sun, 18th of Tishrei, 5382
10/3/1621 Sun, Sukkot IV (CH''M)
10/4/1621 Mon, 19th of Tishrei, 5382
10/4/1621 Mon, Sukkot V (CH''M)
10/5/1621 Tue, 20th of Tishrei, 5382
10/5/1621 Tue, Sukkot VI (CH''M)
10/6/1621 Wed, 21st of Tishrei, 5382
10/6/1621 Wed, Sukkot VII (Hoshana Raba)
10/7/1621 Thu, 22nd of Tishrei, 5382
10/7/1621 Thu, Shmini Atzeret
10/8/1621 Fri, 23rd of Tishrei, 5382
10/8/1621 Fri, Simchat Torah
10/15/1621 Fri, 30th of Tishrei, 5382
10/15/1621 Fri, Rosh Chodesh Cheshvan
10/16/1621 Sat, 1st of Cheshvan, 5382
10/16/1621 Sat, Rosh Chodesh Cheshvan
11/14/1621 Sun, 1st of Kislev, 5382
11/14/1621 Sun, Rosh Chodesh Kislev
12/7/1621 Tue, 24th of Kislev, 5382
12/7/1621 Tue, Chanukah: 1 Candle
12/8/1621 Wed, 25th of Kislev, 5382
12/8/1621 Wed, Chanukah: 2 Candles
12/9/1621 Thu, 26th of Kislev, 5382
12/9/1621 Thu, Chanukah: 3 Candles
12/10/1621 Fri, 27th of Kislev, 5382
12/10/1621 Fri, Chanukah: 4 Candles
12/11/1621 Sat, 28th of Kislev, 5382
12/11/1621 Sat, Chanukah: 5 Candles
12/12/1621 Sun, 29th of Kislev, 5382
12/12/1621 Sun, Chanukah: 6 Candles
12/13/1621 Mon, 30th of Kislev, 5382
12/13/1621 Mon, Rosh Chodesh Tevet
12/13/1621 Mon, Chanukah: 7 Candles
12/14/1621 Tue, 1st of Tevet, 5382
12/14/1621 Tue, Rosh Chodesh Tevet
12/14/1621 Tue, Chanukah: 8 Candles
12/15/1621 Wed, 2nd of Tevet, 5382
12/15/1621 Wed, Chanukah: 8th Day
12/23/1621 Thu, 10th of Tevet, 5382
12/23/1621 Thu, Asara B'Tevet