Armed Forces Day

Navy Day (Sri Lanka)

Public holidays in Antigua and Barbuda

National Heroes Day, formerly V.C. Bird Day. (Antigua and Barbuda)

International Anti-Corruption Day

International Anti-Corruption Day (United Nations)

Public holidays in Russia

Fatherland's Heroes Day (Russia)

December 9 (Eastern Orthodox liturgics)

Christian feast day:
December 9 (Eastern Orthodox liturgics)

Peter Fourier

Christian feast day:
Peter Fourier

Nectarius of Auvergne

Christian feast day:
Nectarius of Auvergne

Leocadia

Christian feast day:
Leocadia

Juan Diego

Christian feast day:
Juan Diego

Hannah (biblical figure)

Christian feast day:
Hannah (biblical figure) (Eastern Orthodox Church)

Feast of the Conception of the Virgin Mary

Christian feast day:
Feast of the Conception of the Most Holy Theotokos by St. Anne (Eastern Orthodox Church)

Armed Forces Day

Armed Forces Day (Peru)

Name days in Sweden

Anna's Day, marks the day to start the preparation process of the lutefisk to be consumed on Christmas Eve, as well as a Swedish name day, celebrating all people named Anna. (Sweden and Finland)

Nikki Giovanni

Nikki Giovanni, American poet, writer and activist (born 1943)

Jovit Baldivino

Jovit Baldivino, Filipino singer and actor (born 1993)