| Abbreviation | Definition |
|---|---|
| j.u. | jure uxoris (in the right of one's wife) |
| JGS | Jewish Genealogical Society |
| JM | Jure Matris (in the right of one's mother) |
| JU | Jure Uxoris (in the right of one's wife) |
| JWGS | John Wintrip Genealogy Specialist |
| K | Killed |
| KB | Knight of Bath |
| KT | Knight |
| KT | Knight of the Thistle |
| LD | Lord |
| LEG | LEGacy |
| LG | Living Generations |
| LGS | Liverpool Genealogy Society, Inc. |
| LIV | LIVing |
| LOD | Line Of Descent |
| LPMS | Legitimatio Per Matrimonium Subsequens |
| lpms | legitimatio per matrimonium subsequens (legitimisation by subsequent matrimony) |
| LPRP | Legitimatio Per Rescriptum Principis |
| lprp | legitimatio per rescriptum principis (legitimisation by prince's rescript) |
| m | married |