Knights of St Andrew, an order of knights, more usually called the order of the thistle. (See Thistle.)

Knights of St Andrew, is also an order instituted by Peter the Great of Muscovy in 1668; the badge of which is a golden medal; on one side whereof is represented St Andrew's cross, with these words, Cazar Pierre monarque de tout la Russie. This medal, being fastened to a blue ribbon, is suspended from the right shoulder.

St Andrew's Cross, one in form of the letter X. (See Cross.)

St Andrew's Day, a festival of the Christian church, celebrated on the 30th of November, in honour of the apostle St Andrew.