Madonna and Christ Child icons are very common. Throughout Christian history humanity experiences a gentle compassion from this powerful maternal image. There are endless variations on the Madonna and Child icons. Throughout the history of Christianity men and women have been inspired by Jesus Christ to lead lives of heroic holiness and nobility. Some receive recognition by the Church's canonization process.
Historical saints are also common subjects for iconography.
From biblical times the the current era, the Church recognized saints as women and men who achieve a special role in the salvation of humanity. They are regarded as true believers. Icons of saints reflect this high honor. The art of icon painting is bound to a religious tradition which disallows loose alterations. This preserves the pure form and protects the specific theological and religious concepts being presented through the icons.