Netherlands

 Russia

January 1 - New Years Day
Variable date - Good Friday
Variable date - Easter.
April 30 - Queens day.
May 4 - Remembrance of the dead
May 5 - Liberation day.
40 days after Easter - Ascension Day
7 weeks after Easter - Pentecost.
December 5 - Saint Nicholas Eve.
December 24 - Christmas Eve
December 25 and December 26 – Christmas

January 1 New Year
January 7 Christmas
January 14 New Year according to Julian Calendar
January 25 Tatiana Day
February 14 Valentines Day
February 23 Defender of the Fatherland Day
March 8 International Womens Day
A week before the Great Lent Maslenitsa
April Easter
May 1 Spring and Labour Day
May 9 Victory Day
June 12 Russia Day
July 7 Ivan Kupala (St. John the Baptists Day)
August Troitsa (the Trinity)
November 4 Unity Day