Commonly Used in Genealogy
| a. | acre or acres |
| A.G. | Accredited Genealogist |
| A.k.a. | also known as |
| Abt. | About |
| Acct. | account |
| Admr. | Administrator, administratrix |
| Ads. | Adversus; the opposite of versus |
| Ae, aet | aged |
| Aft. | After |
| Ante | before, prior to |
| APG | Association of Professional Genealogists |
| ASG | American Society of Genealogists |
| Assn. | Association |
| Atty. | Attorney |
| b. | born |
| b.p., b.pl. | birthplace |
| B.L.Wt. | Bounty Land Warrant |
| B.L.M. | Bureau of Land Management |
| BCG | Board for Certification of Genealogists |
| Bef. | before |
| Betw. | Between |
| Bk. | Book |
| Bp. | Baptized |
| Bro. | Brother |
| Bur. | Buries |
| Ca. | Circa (about) |
| CAILS | Certified American Indian Lineage Specialist |
| Cem. | Cemetery |
| Cert. | Certificate, certified |
| CG | Certified Genealogist |
| CGRS | Certified Genealogical Records Specialist |
| Ch., ch. | Church; children |
| Chr. | Christened |
| Co. | county, Company |
| d. | died |
| D.B. | deed book |
| d.s.p. | died without issue (decessit sine prole) |
| d.y. | Died young |
| DAR | Daughters of the American Revolution |
| Dau. | Daughter |
| D/o | daughter of |
| Decd. | Deceased |
| Deft. | Defendant |
| Dept. | department |
| Desc. | Descendant |
| Disch., dischd. | Discharge; discharged |
| Dist. | District |
| d. | divorce ;division |
| d-m-y | day, month, year |
| do | ditto, the same |
| doc. | Document |
| est. | estate; estimate |
| exec. | Executor, executrix |
| f., fem. | Female |
| f/o | father of |
| fa. | Father |
| FASG | Fellow, American Society of Genealogist |
| ff. | and following pages |
| FGS | Federation of Genealogical Societies |
| FHL | Family History Library |
| Fn. | Footnote |
| FNGS | Fellow, National Genealogical Society |
| FUGA | Fellow, Utah Genealogical association |
| g.s. | Gravestone |
| GAR | Grand Army of the Republic |
| Gdn. | Guardian |
| GJ | Genealogical Journal |
| Grdau. | Granddaughter |
| Grdsn. | Grandson |
| h., hus. | Husband |
| h/o | husband of |
| IGI | International Genealogical Index |
| Ind. Ter. | Indian Territory |
| Inf., Inf. | Infant; Infantry |
| Int. | interstate ;interest |
| Inv. | Inventory; invalid |
| J.P. | Justice of the Peace |
| LC | Library of Congress |
| LDS | Church of Jesus Christ of Latter-day Saints |
| Lic. | License |
| m. | male, married, month, mother |
| M.G. | Minister of the Gospel |
| M/O | Mother of |
| Mat. | Maternal |
| Ms., mss. | Manuscript; manuscripts |
| n.d. | no date |
| n.f.r. | No further record found |
| n.p. | No place |
| n.publ. | No publisher |
| N.S. | New Style date |
| NARA | National Archives and Records Administration |
| NEHGR | New England Historical and Genealogical Register |
| NEHGS | New England Historic Genealogical Society |
| NGS | National Genealogical Society |
| NGSQ | National Genealogical Society Quarterly |
| Nr. | Near |
| NSDAR | National Society Daughters of the American Revolution |
| NYGB | New York Genealogical and Biographical Society |
| NYGBR | New York Genealogical and Biographical Society Record |
| O.S. | Old style date |
| Obit. | Obituary |
| P.A. | power of attorney |
| Pat. | Paternal; patent |
| Plt., pltf. | Plaintiff |
| Poss. | Possible, possibly |
| PR | probate record |
| Prob. | Probable/probably; probate |
| Pub. | Published |
| R. | Range (land description) |
| R.G. | Record Group |
| Rec. | record |
| Rem. | Removed |
| Res. | Resides, residence |
| S. | son |
| S/o | son of |
| Sec. | Section |
| Sic. | Thus |
| Soc. | Society |
| T. | Township |
| TAG | The American Genealogist |
| TR | town record |
| Twp. | Township |
| UGA | Utah Genealogical Association |
| Unm. | Unmarried |
| Unpub. | Unpublished |
| V.R. | vital records |
| V.S. | Vital Statistics |
| Vs. | versus (against) |
| w. | wife |
| warrt. | Warrant |
| w/o | wife of; without |
| wid. | Widow; widower |
| yr. | year |