January 1, Thursday Details
Emancipation Proclamation (1863) : United States.
Independence Day : Haiti.
New Year's Day : International.
January 2, Friday Details
Berchtold's Day : Switzerland.
January 4, Sunday Details
Louis Braille (1809–1852) : French, People with Disabilities.
Elizabeth Ann B. Seton Feast Day : Roman Catholic.
January 5, Monday Details
George Washington Carver (1864–1943) : African American.
Guru Gobind Singh Ji's Birthday 
: Sikh.
January 6, Tuesday Details
Zora Neale Hurston (1891–1960) : African American.
Danny Thomas (born Amos Alphonsus Muzyad Yaqoob) (1912–1991) : Lebanese American.
Ashura begins at sundown : Islamic. (m)
Christmas : Armenian Apostolic Church.
Epiphany : Christian.
Three Kings Day (Día de los Tres Magos) : Puerto Rico.
January 7, Wednesday Details
Ashura : Islamic. (m)
Christmas : Coptic Orthodox Christian, Eastern Orthodox Christian, Rastafarian.
January 9, Friday Details
Martyrs' Day : Panama.
January 11, Sunday Details
Independence Manifesto Day : Morocco.
National Unity Day : Nepal.
January 12, Monday Details
Helen Haje (1929?–1998) : Lebanese American.
Mordecai Johnson (1890–1976) : African American.
José Limón (1908–1972) : Mexican American.
Coming of Age Day (Seijin No Hi) : Japan. (m)
Eugenio María de Hostos' Birthday : Puerto Rico. (m)
January 13, Tuesday Details
Ernestine Potowski-Rose (1810–1892) : Polish American.
Charlotte Ray (1850–1911) : African American.
Makar Sankranti : Hindu. (m)
January 14, Wednesday Details
John Dos Passos (1898–1976) : Portuguese American.
Carlos P. Romulo (1899–1985) : Filipino.
New Year : Eastern Orthodox Christian.
Pongal : Hindu. (m)
January 15, Thursday Details
Martin Luther King Jr. (1929–1968) : African American.
January 16, Friday Details
Ruhiyyih Rabbani (1910–2000) : Baha'i.
Hiram Revels (1822–1901) : African American.
January 18, Sunday Details
Sending Off the Kitchen God Day (1/18–19) : China. (m)
Revolution Day : Tunisia.
January 19, Monday Details
Epiphany : Coptic Orthodox Christian, Eastern Orthodox Christian.
Martin Luther King Jr. Day : United States. (m)
Timket (Feast of Epiphany) : Ethiopia.
January 21, Wednesday Details
Our Lady of Altagracia : Dominican Republic.
January 22, Thursday Details
Pilar Barbosa (189?–1997) : Puerto Rican.
January 23, Friday Details
Thomas A. Dorsey (1899–1993) : African American.
January 24, Saturday Details
Arthur Alfonso Schomburg (1874–1938) : Puerto Rican.
January 25, Sunday Details
Robert Burns (1759–1796) : Scot.
January 26, Monday Details
Australia Day : Australia.
Juan Pablo Duarte's Birthday : Dominican Republic.
New Year (Gao Nian) : China. (m)
New Year (Sol) : South Korea. (m)
New Year (Tet Nguyen Dan) : Vietnam. (m)
Republic Day : India.
January 27, Tuesday Details
New Year (Losar) : Tibet. (m)
January 28, Wednesday Details
José Julian Martí (1853–1895) : Cuban.
January 30, Friday Details
Osceola (1800–1838) : American Indian (Seminole).
King Abdullah’s Birthday : Jordan.
January 31, Saturday Details
William Apess (1798–1840?) : American Indian (Pequot).
Ella Cara Deloria (1889–1971) : American Indian (Dakota Sioux).
Jack Roosevelt "Jackie" Robinson (1919–1972) : African American.
Vasant Panchami : Hindu. (m)