Siblings Day

Siblings Day (International observance)

Thelema

Feast of the Third Day of the Writing of the Book of the Law (Thelema)

Public holidays in Azerbaijan

Day of the Builder (Azerbaijan)

April 10 (Eastern Orthodox liturgics)

Christian feast day:
April 10 (Eastern Orthodox liturgics)

William Law

Christian feast day:
William Law (Anglicanism)

William of Ockham

Christian feast day:
William of Ockham (Anglicanism)

Pierre Teilhard de Chardin

Christian feast day:
Pierre Teilhard de Chardin (Episcopal Church)

Mikael Agricola

Christian feast day:
Mikael Agricola (Lutheran)

Magdalene of Canossa

Christian feast day:
Magdalene of Canossa

James, Azadanus and Abdicius

Christian feast day:
James, Azadanus and Abdicius

Fulbert of Chartres

Christian feast day:
Fulbert of Chartres

Beatification

Christian feast day:
Blessed Anthony Neyrot

Browning Nagle

Browning Nagle, American football player (born 1968)

Sid and Marty Krofft

Sid Krofft, Canadian-American puppeteer and producer (born 1929)

Eliot Engel

Eliot Engel, American politician (born 1947)