An altar server is a lay assistant to a member of the clergy during a Christian liturgy. An altar server attends to supporting tasks at the altar such as fetching and carrying, ringing the altar bell,
A Czech altar server
Fifty altar servers, during a celebration of a 50-year-old church, Gennep, Netherlands, September 2004
Since the 1990s, girls may serve at the altar in the Catholic Church. The Evangelical-Lutheran Churches have female altar servers as well.
An altar server carrying a thurible is called a thurifer
The sticharion is a liturgical vestment of the Eastern Orthodox and Eastern Catholic Churches, roughly analogous in function to the alb of the Western Church. The sticharion is worn by all classes of
Greek Orthodox deacon wearing a red sticharion and Orarion.
Russian Orthodox priest holding a blessing cross. His white sticharion is (barely) visible beneath his green vestments.