Cross Denominational Mission 
| Sidesmen | These are laity and not therefore in Holy Orders | No title |
| Deacon | The first (lowest) of the orders, mostly but not always an intermediate step to priesthood | Reverend |
| Priest | The second and most numerically common order. Most services are conducted by priests | Reverend or Father |
| Bishop | The third order. Bishops are elected from the ranks of priests, and are priests themselves. Bishops give episcopal oversight to priests and deacons. | Most Reverend Rt Rev in some cases |
| Archbishop | A senior bishop in charge of other bishops, but episcopally no 'higher' - still a bishop | Most Rev. or Rt Rev. |
| Canon | A member of a cathedral chapter or collegiate church (priest) | Canon or Rev. Canon |
| Canon (Rural Dean) | A priest acting as superintendent overseeing other priests, but only in administrative ways. (i.e. not episcopal oversight). | Reverend |
| Cardinal | Leading dignitary in the Roman Catholic Church, approximating Archbishop | Monsigneur |
| Chaplain | Clergyman attached to a private chapel, institution, ship, regiment etc. | Reverend or Father |
| Curate | Priest (or deacon) 'looking after' a church or congregation, nowadays usually temporarily. | |
| Dean | The head priest of a cathedral chapter or collegiate church | Very Reverend |
| Metropolitan | A senior bishop in charge of other bishops (some denominations call them Archbishop) | Most Rev. |
| Padre | Means 'Father'. A priest. Military Padre = priest serving in the military | Father or Rev. |
| Precentor | A minor canon in charge of choir and music in a cathedral | |
| Prebender | Historic term for a priest who receives a stipend of a canon. A benefice (or one who is an honorary canon) |
Rev. Preb. |
| Prelate | Historic term for senior cleric (abbot, bishop, prior etc) | |
| Primus | Presiding Bishop, or other leader in some denominations | Most Rev. |
| Provost | Head of a cathedral chapter or collegiate church (some denominations call them dean) | Very Reverend |
| Rector | Priest who is the incumbent of a parish with legal benefits (a benefice). | Reverend |
| Superior | Spiritual leader of a religious community. Usually Mother Superior | Reverend Mother |
| Vicar | Priest in charge of the parish as a whole, as a representative of the Bishop | Reverend |
| Vicar General | Senior priest who exercises the power of a bishop, on a bishop's behalf. If limited to a geographical area will be called Episcopal Vicar. | Very Revd Monsignor |
| Cleric | First (lowest) order. Clerics are intended to be co-workers with Christ | No title |
| Doorkeeper | Second order. Intended to protect the church from spiritual intruders, who would disrupt the congregation | No title |
| Reader | Third order. Historically not all could read, it was the readers job to read scripture to them - of course! However, the Gospel is read in worship by the deacon. | No title |
| Exorcist | Their duty is to cast out devils, give priority to communicants and pour out Holy Water | No title |
| Acolyte | Acolytes carried the candles & presented eucharistic elements to the priest at the altar | No title |
| Sub-Deacon | A grade of probation for the greater orders of deacon and priest | Reverend |
| Deacon | Ministers at the altar (but not offer the Eucharistic sacrifice), reads the gospel, preaches, and baptize in the absence of a priest | Reverend |
| Priest | Priests are to offer the Eucharistic sacrifice, to bless, to preside, to anoint, to preach and baptize. They 'lead' their congegations | Reverend |
| Bishop | Bishops are priests consecrated to the Bishopric (rather than ordained to it). Lead and give oversight to priests, and their congregations. | Most Reverend |
| Deacon | An assistant minister (not an order like episcopal churches) May or may not be ordained. Usually considered less senior than a minister. | No title or Brother or Rev. |
| Deaconess | Female deacon, usually serving by pastoral care, home visits etc. | Sister |
| Elder | Usually not ordained. A member of a circle of people who act as church leaders (church council) | Brother/Sister or no title |
| Laity | After Christ the most important people there. The others are to serve Jesus and to serve you, the congregation! | |
| Minister | A generic term used for most non-episcopal clergy. The majority of churches call their servants minister | Rev |
| Pastor | Minister whose special emphasis is on spiritual guidance and pastoral care | Pastor |
| Preacher | A generic term for the person who delivers a sermon or exposition. Not necessarily ordained (i.e. Lay-preacher) | No title |
| Presbyter | Technical term for the single layer model of clergy (i.e. non-episcopal) | Rev. |
| Moderator | Elected leader of a synod or conference etc | Deliberately Mr. (or Madam) |
| Abbot | The leader of a community of monks, (abbot from the greek word abbas which means 'father') | Father |
| Abbess | (historic) The female leader of a community of nuns. Nowadays usually called Mother Superior instead. | Mother |
| Friar | One who is a member of one of the four remaining mendicant orders. Always male. | Brother |
| Monk | Male member of a religious community living under vows, (e.g. vow of poverty, celibacy, obedience) | Brother |
| Mother Superior | The female leader of a religious community | Mother or Rev. Mother |
| Nun | Female member of a religious community living under vows (e.g. vow of poverty, celibacy, obedience) | Sister |
| Priestess | This term does not exist in Christianity. Female minister of a non-christian religion. Included here by way of explanation. | |
| Prior | (i) The superior of a religious house or community. (ii) a religious leader next under an Abbot in an Abbey community | Father or Brother |
| Prioress | (historic) The female superior of a religious community. Nowadays usually called Mother Superior instead. |