Lappa, Rethymno

{{Infobox Greek Dimos

|name = Lappa

|name_local = Λάππα

|type = municipal unit

|image_map = DE Lappeon.svg

|map_caption = Location within the regional unit

| periph = Crete

| periphunit = Rethymno

|municipality = Rethymno

|pop_municunit = 1915

|population_as_of = 2021

|area_municunit = 51.1

|elevation =

|coordinates = {{coord|35|18|N|24|20|E|format=dms|display=inline,title}}

|postal_code =

|area_code =

|licence = ΡΕ

|website =

|image_skyline =

|caption_skyline =

}}

Lappa ({{langx|el|Λάππα}}) is a former municipality in the Rethymno regional unit, Crete, Greece. Since the 2011 local government reform it is part of the municipality Rethymno, of which it is a municipal unit.{{Cite web|url=http://www.et.gr/idocs-nph/search/pdfViewerForm.html?args=5C7QrtC22wGYK2xFpSwMnXdtvSoClrL81-32jgAMSfbnMRVjyfnPUeJInJ48_97uHrMts-zFzeyCiBSQOpYnT00MHhcXFRTsb2fGphpq4MKX2ZkaHobySNnvZCNHXvYVvlf80XevW0Q.|title=ΦΕΚ B 1292/2010, Kallikratis reform municipalities|language=el|publisher=Government Gazette}} The municipal unit has an area of {{convert|51.132|km2|abbr=on}}.{{cite web|url=http://dlib.statistics.gr/Book/GRESYE_02_0101_00098%20.pdf |publisher=National Statistical Service of Greece |title=Population & housing census 2001 (incl. area and average elevation) |language=el |url-status=dead |archiveurl=https://web.archive.org/web/20150921212047/http://dlib.statistics.gr/Book/GRESYE_02_0101_00098%20.pdf |archivedate=2015-09-21 }} Population 1,915 (2021). The seat of the municipality was in Episkopi. The municipality's name was a revival of the name of the ancient city of Lappa, now the village of Argyroupoli.