These abbreviations are commonly used in genealogy and often appear on this web site:
| AT | archbishop’s transcript (of a parish register entry) |
| bap | baptised |
| BC | birth certificate |
| BT | bishop’s transcript (of a parish register entry) |
| bur | buried |
| DC | death certificate |
| GRO | General Register Office (for England and Wales) |
| mar | married |
| MC | marriage certificate |
| MI | memorial inscription (on a headstone or commemorative tablet) |
| NZ | New Zealand |
| PEI | Prince Edward Island |
| q1 | first quarter of the year (similarly q2, q3, q4) |