Anyone. Depending on your religious beliefs.
Order of the Holy Spirit was created in 1578.
Order of the Holy Cross was created in 1884.
There is no "Holy Order", you may be thinking about Holy Orders which refers to ordination in the Catholic Church.
Order of the Visitation of Holy Mary was created in 1610.
Order of the Most Holy Annunciation was created in 1362.
Canons Regular of the Order of the Holy Cross was created in 1210.
Holy Orders is the sacrament in which a man is ordained to the diaconate, priesthood, or Bishopric.
Outward signs of holy orders include the laying on of hands by a bishop, the specific prayers and blessings said during the ordination ceremony, and the presentation of symbolic items such as a stole or chasuble. Additionally, the newly ordained person may receive a physical sign of their office, such as a ring or a miter.
In many Christian denominations, including the Catholic Church, women are not permitted to receive Holy Orders, which includes the roles of priest, deacon, and bishop. This is based on traditional interpretations of scripture and church teachings regarding the roles of men and women in clergy. Some other Christian denominations do ordain women to these roles.
They are of the order of the Holy Cross.
Holy order
Holy order oil is a consecrated oil used in religious ceremonies, particularly in sacraments such as baptism, confirmation, anointing of the sick, and ordination. It is believed to symbolize the presence and blessing of the Holy Spirit upon the individual receiving the sacrament.