Kierżno

Infobox Settlement|
name=Kierżno
settlement_type=Village
subdivision_type=Country
subdivision_name=POL
subdivision_type4=Voivodeship
subdivision_name4=Lower Silesian
subdivision_type1=County (powiat)
subdivision_name1=Bolesławiec County
subdivision_type2=Gmina
subdivision_name2=Gm. Nowogrodziec
map_caption = Location of Kierżno
pushpin_

pushpin_label_position =
pushpin_map_caption =Location of Kierżno
pushpin_mapsize =
latd=51
latm=15
lats=45
latNS=N
longd=15
longm=25
longs=25
longEW=E
elevation_m=
population_total=270
website=

Kierżno IPA-pl| [|'|k|j|e|r|ż|n|o|] is a village in the administrative district of Gmina Nowogrodziec, within Bolesławiec County, Lower Silesian Voivodeship, in south-western Poland. Prior to 1945 it was in Germany.

It lies approximately convert|8|km|mi|0|abbr=on north of Nowogrodziec, convert|10|km|mi|0|abbr=on west of Bolesławiec, and convert|114|km|mi|0|abbr=on west of the regional capital Wrocław.

The village has a population of 270.