Friday is a day of the week. In some countries, for example the United States, it is the sixth day of the week. In other parts of the world, for example the United Kingdom, it is said to be the fifth day of the week.

In Christianity, Good Friday is the Friday before Easter. It commemorates the crucifixion of Jesus. Special prayer services and ceremonies are held worldwide on this day with readings from the Gospel.

Friday is the Sabbath for Muslims.