Historical Abbreviations

a.d.c.
aide-de-camp
abp.
archbishop
abpric.
archbishopric
acad.
academy
accel.
acceleration, writ of
acct., accts.
account, accounts
adm.
admiral
adn.
archdeacon
adv.
advocate
aft.
after
am
ante meridian
amb.
ambassador
app.
appendix
appr.
apprentice
arr.
arrondissement
art.
article
ass.
assembly
assmt.
assessment
assoc.
association
asst.
assistant
att.
attorney
b.
born
BA
Bachelor of Arts
bap.
baptized
bar.
baron
BCL
Bachelor of Civil Law
BCnL
Bachelor of Canon Law
bd.
board
bdle.
bundle
Beds.
Bedfordshire
bef.
before
Berks.
Berkshire
bet.
between
bk., bks.
book, books
bor.
borough
bp.
bishop
bpric.
bishopric
Brec.
Breconshire
brig.-gen.
brigadier-general
bro.
brother
bt.
Baronet
Bucks.
Buckinghamshire
bur.
buried
c.
circa
c. bar. exch.
chief baron of the exchequer
c.-in-c.
commander-in-chief
c.j.
chief justice
c.p.
common pleas
Caern.
Caernarvonshire
cal.
calendar
called
called to the bar
Cambs.
Cambridgeshire
capt.
captain
Card.
Cardiganshire
Carm.
Carmarthenshire
cart., carts.
cartulary, cartularies
cat.
catalogue
cath.
cathedral
CB
Companion of the Order of the Bath
cdr.
commander
cf.
compare
ch.
child, children
ch., chs.
charter, charters
chan.
chancellor
chap.
chaplain
chap. ord.
chaplain in ordinary
chron(s).
chronicle(s)
circ.
circuit
cllr.
councillor
Co.
company (i.e., trading company)
co.
county (Ireland) (e.g. co. Antrim)
co. Dur.
county Durham
coh.
coheir(ess)
col.
colonel
Coll.
College
commdt.
commandant
commn.
commission
commr.
commissioner
comp.
compiled [by]
comp.
composition
cons.
consecrated
consist. ct.
consistory court
contr.
contract
convoc.
Convocation
Cornw.
Cornwall
corp.
corporation
corresp.
correspondence
cos.
cousin
coy.
company, in regiment
cr.
created
ct.
court
ct.
court
cttee.
committee
Cumb.
Cumberland
cur.
curate
custos rot.
custos rotulorum
d
dorse (of membrane or rotulet)
d.
died
d.s.p.
died without issue (decessit sine prole)
d.s.p.l.
died without legitimate children
d.s.p.m.
died without male issue
d.s.p.s.
died without surviving issue
d.v.p.
died in the lifetime of his father (decessit vita patris)
da.
daughter(s)
DCL
Doctor of Civil Law
DD
Doctor of Divinity
Denb.
Denbighshire
dep.
deputy
Derbys.
Derbyshire
dioc.
diocese
dir.
director
disp.
dispensation
div.
divorced
doc., docs.
document, documents
Dr.
Doctor
Drag.
Dragoons
E.
East
E.I.
East Indies, East India
ed.
edited by
edn.
edition
educ.
educated
esp.
especially
esq.
esquire
et al.
and others
et seq.
and the pages/folios that follow
etc.
et cetera
etc.
et cetera
event.
eventual
exch.
exchequer
exec.
executed
f., ff.
folio, folios
fa.
father
fac.
faculty
fam., fams.
family, families
fell.
Fellow
fell. comm.
fellow commoner
fl.
flourished (floruit)
FRS
Fellow of the Royal Society
FSA
Fellow of the Society of Antiquaries
Ft.
Foot regiment (e.g. 65 Ft.)
g.s.
grammar school
GB
Great Britain
GCB
Knight Grand Cross of the Order of the Bath
Gds.
Guards
gen.
genealogy and words derived
gen.
general
gent. pens.
gentleman pensioner
gent., gents.
gentleman, gentlemen
Glam.
Glamorganshire
Glos.
Gloucestershire
gov.
governor
grandda.
grand daughter
grandfa.
grandfather
grands.
grandson
Gren.
Grenadier
gt.
great
h.
heir(ess)
h.s.
high school
Hants
Hampshire
Herefs.
Herefordshire
Herts.
Hertfordshire
Hil.
Hilary
hon.
honorary
Hon.
Honourable
hosp.
hospital
hosp.
hospital
Hunts.
Huntingdonshire
i.p.m.
inquisition post mortem
illegit.
illegitimate
inc.
including
incorp.
incorporated
indep.
independent
inf.
infant
ins.
insurance
inst.
installed
[I]
Ireland
Is.
island(s)
j.c.p.
justice of the common pleas
j.k.b.
justice of the King’s Bench
j.p.
justice of the peace
j.p.q.
justice of the peace of the quorum
jt.
joint
jun.
junior
k.b.
King’s Bench
KB
Knight of the Bath
KC
King’s Counsel
KCB
Knight Commander of the Order of the Bath
Kent
Kent
KG
Knight of the Garter
kntd.
knighted
KP
Knight of St Patrick
kpr.
keeper
KT
Knight of the Thistle
l.c.b.
lord chief baron of the Exchequer
l.c.j.
lord chief justice
l.c.j.c.p.
lord chief justice common pleas
Lancs.
Lancashire
ld. kpr.
lord keeper
ld. lt.
lord lieutenant
Leics.
Leicestershire
lic.
licence
Lincs.
Lincolnshire
LLB
Bachelor of Common Law
LLD
Doctor of Common Law
lt.
lieutenant
ltcy.
lieutenancy
m.
married
m., mm.
membrane, membranes
MA
Master of Arts
maj.
major
mat.
maternal
matric.
matriculated
MD
Master of Divinity
Mdx.
Middlesex
mems.
memoirs; memorials
Merion.
Merionethshire
mic.
microfilm
Mich.
Michaelmas
min., mins.
minute, minutes
misc.
miscellanea; miscellaneous; miscellany
Mon.
Monmouthshire
Mont.
Montgomeryshire
MP, MPs
Member of Parliament, Members of Parliament
MP[I]
Member of the Irish Parliament
mq.
Marquess
Mr., Mrs.
Mr, Mrs
ms, mss
manuscript, manuscripts
muns.
muniments
n.
note
N.
North
n.d.
no date
n.s.
new series
née
born as [with maiden name]
nem. con.
nemine contradicente
nom.
nominated
Norf.
Norfolk
Northants.
Northamptonshire
Northumb.
Northumberland
Notts.
Nottinghamshire
nr.
near
NS
new style
o.
only, other
Oxon.
Oxfordshire
p., pp.
page, pages
p.a.
per annum
par.
parish
par. ch.
parish church
parl.
parliament; parliamentorum
parl.
parliamentarian
parlty.
parliamentary
parlty.
parliamentary
paroch.
parochial
pat.
paternal
PC
Privy Councillor
ped., peds.
pedigree, pedigrees
Pemb.
Pembrokeshire
plenip.
plenipotentiary
pm
post meridian
poss.
possibly
posth.
posthumous
pprs.
papers, papers
preb.
prebend, prebendary
pres.
president
priv. sec.
private secretary
prob.
probably
Prot.
Protestant
pt.
part
q. sess.
quarter sessions
q.m.g.
quarter master general
QC
Queen’s Counsel
r
recto (no stop)
r.-adm.
rear-admiral
RA
Royal Artillery
Rad.
Radnorshire
RC
(Roman) Catholic
recs.
records
rect.
rector
recvr.
receiver
reg.
register
Regt.
Regiment
rem.
removed
rep.
report
rep.
representative
rep. peer [I]
representative peer of Ireland
rep. peer [S]
representative peer of Scotland
res.
resigned
rest.
restored
ret.
retired
Rev.
Reverend
RN
Royal Navy
rot., rots.
rotulet, rotuli
roy.
royalist
[S]
Scotland
s.
Sons(s)
S.
South
s.c.j.
Senator of the College of Justices (of Scotland)
s.p.
sine prole (without issue)
s.p.m
(without male issue)
s.p.s.
(without surviving issue)
Salop
Shropshire
sch.
school
sec.
secretary
sen.
senior
sgt.
sergeant (military/Household)
sis.
sister
sjt.
serjeant (-at-arms, -at-law)
Som.
Somerset
sqdn.
squadron
St.
Saint
Staffs.
Staffordshire
suc.
succeeded
Suff.
Suffolk
summ.
summoned (to Lords)
Surr.
Surrey
surv.
surviving
Suss.
Sussex
tp.
troop
transcript
transcript
treas.
Treasurer
Trin.
Trinity
typescript
typescript
unfol.
unfoliated
Univ.
University
unm.
unmarried
unnumb.
unnumbered
unpag.
unpaginated
utd.
united
v
verso, dorse of a folio
v.
vice (in a title, as in vice-admiral, vice-chancellor)
v.p.
vita patris (in the life of his father)
vic.
vicar
vice
vice (i.e., in the place of)
visct.
viscount
vol.
volume
vol.
volunteer
W.
West
w.
wife
W.I.
West Indies, West Indian
Warws.
Warwickshire
Westmld.
Westmorland
wid.
widow
Wilts.
Wiltshire
Worcs.
Worcestershire
Yorks.
Yorkshire.
yr.
younger
yst.
youngest

Source: http://www.historyofparliamentonline.org/commonly-used-abbreviations