January 5: Guru Gobind Singh Ji’s birthday, the Tenth Guru of the Sikhs who initiated the Sikhs as the Khalsa (the pure ones), and is known as the Father of the Khalsa.
January 6: Epiphany recognizes the visit of the three wise men to the baby Jesus 12 days after his birth. The holiday is observed by both Eastern and Western churches.
January 6: Christmas for the Armenian Orthodox Christians who celebrate the birth of Jesus on Epiphany (Armenians living in Israel celebrate Christmas on January 19).
January 7: Christmas for Eastern Orthodox Christians, who celebrate Christmas 13 days later than other Christian churches, because they follow the Julian rather than the Gregorian version of the Western calendar.
January 14: Makar Sankranti is a major harvest festival celebrated in various parts of India.
January 15: World Religion Day is observed by those of the Baha’i faith to promote interfaith harmony and understanding. World Religion Day starts sundown of January 17.
January 16: Martin Luther King Day commemorates the birth of Martin Luther King, Jr., the recipient of the 1964 Nobel Peace Prize and an activist for non-violent social change until his assassination in 1968.
January 18-25: The Week of Prayer for Christian Unity. During the week, Christians pray for unity between all churches of the Christian faith.
January 24-27: Mahayana New Year is celebrated on the first full-moon day in January by members of the Mahayana Buddhist branch.
January 26: Republic Day of India recognizes the date the Constitution of India came into law in 1950, replacing the Government of India Act of 1935. This day also coincides with India’s 1930 declaration of independence.
January 27: The anniversary of the liberation of the Auschwitz death camp in 1945 and UN Holocaust Memorial Day, the Annual International Day of Commemoration to remember the victims of the Holocaust.
January 28: Lunar New Year honors ancestors and is geared toward family celebrations. It takes place on the first day of the first month according to the Chinese calendar, whose months coordinate with the phases of the moon. It is widely celebrated in South East Asian countries.
January 28: Chinese New Year is one of the most sacred of all traditional Chinese holidays, and is a time of family reunion and celebration.
January 31: The birthday of Guru Har Rai, the seventh Sikh guru.