2018 Mauritanian parliamentary election

{{Short description|None}}

{{EngvarB|date=May 2023}}

{{Use dmy dates|date=May 2023}}

{{Infobox legislative election

| country = Mauritania

| previous_election = 2013

| next_election = 2023

| election_date = 1 September 2018 (first round)
{{nowrap|15 September 2018 (second round)}}

| seats_for_election = All 157 seats in the National Assembly

| majority_seats = 79

| turnout = 72.46% ({{decrease}}1.44pp)

| ongoing = no

| party1 = Union for the Republic (Mauritania)

| leader1 = Mohamed Mahmoud Ould Mohamed Lemine

| percentage1 = 19.47

| seats1 = 93

| last_election1 = 75

| party2 = National Rally for Reform and Development

| leader2 = Mohamed Jemil Ould Mansour

| percentage2 = 11.28

| seats2 = 14

| last_election2 = 16

| party3 = Union for Democracy and Progress

| leader3 = Naha Mint Mouknass

| percentage3 = 4.34

| seats3 = 6

| last_election3 = 6

| party4 = El Karama

| leader4 = Cheikhna Ould Hajbou

| percentage4 = 3.52

| seats4 = 6

| last_election4 = 6

| party5 = National Democratic Alliance (Mauritania)

| leader5 = Yacoub Ould Moine

| percentage5 = 3.15

| seats5 = 4

| last_election5 = New

| party6 = Union of the Forces of Progress

| leader6 = Mohamed Ould Maouloud

| percentage6 = 2.80

| seats6 = 3

| last_election6 = New

| party7 = Rally of Democratic Forces

| leader7 = Ahmed Ould Daddah

| percentage7 = 2.74

| seats7 = 3

| last_election7 = New

| party8 = Choura

| colour8 = #00ADEF

| leader8 = {{nowrap|{{abbr|Med.|Mohamed}} Lemine {{abbr|O.|Ould}} Sidi Maouloud}}

| percentage8 = 2.19

| seats8 = 3

| last_election8 = 0

| party9 = PUCM

| colour9 = #41A4BE

| leader9 = Hamadi O. Khatary O. Hamadi

| percentage9 = 2.00

| seats9 = 4

| last_election9 = 0

| party10 = APP

| leader10 = Messaoud Ould Boulkheir

| percentage10 = 1.84

| seats10 = 3

| last_election10 = 7

| party11 = {{nowrap|Sawab–RAG}}

| color11 = {{party color|Democratic Alternation Pole}}

| leader11 = Biram Dah Abeid

| percentage11 = 1.75

| seats11 = 3

| last_election11 = 0

| party12 = PSJN

| leader12 = Lalla Mint Cheriva

| percentage12 = 1.60

| seats12 = 3

| last_election12 = 4

| party13 = ADIL

| colour13 = #0003FB

| leader13 = Yahya Ould Ahmed El Waghef

| percentage13 = 1.40

| seats13 = 2

| last_election13 = New

| party14 = El Wiam

| colour14 = #B7DBEB

| leader14 = Boïdel Ould Houmeit

| percentage14 = 1.31

| seats14 = 2

| last_election14 = 10

| party15 = Party of Conciliation and Prosperity

| leader15 = Valle Mint Mini

| percentage15 = 1.12

| seats15 = 1

| last_election15 = New

| party16 = Alliance for Justice and Democracy/Movement for Renewal

| colour16 = #F8C3A0

| leader16 = Ibrahima Moctar Sarr

| percentage16 = 1.01

| seats16 = 1

| last_election16 = 4

| party17 = UDN

| colour17 = #FCF11D

| leader17 = Aly Ould Abass

| percentage17 = 0.80

| seats17 = 1

| last_election17 = 0

| party18 = El Islah

| leader18 = Mohamed Ould Talebna

| percentage18 = 0.76

| seats18 = 1

| last_election18 = 1

| party19 = AFCD

| colour19 = #12D949

| leader19 = Outouma Soumaré

| percentage19 = 0.67

| seats19 = 1

| last_election19 = New

| party20 = El Ghad

| colour20 = #B0E0F6

| leader20 = Sid'Ahmed Ould Hamadi

| percentage20 = 0.60

| seats20 = 1

| last_election20 = New

| party21 = CMP

| colour21 = #3B61D6

| leader21 = Brahim Ould Abdellahi

| percentage21 = 0.52

| seats21 = 1

| last_election21 = 0

| party22 = PPPD

| colour22 = #017DBD

| leader22 = Mohamed Ould Tomy

| percentage22 = 0.48

| seats22 = 1

| last_election22 = New

| map = File:2018 Mauritanian legislative elections (seats per constituency).svg

| map_size = 250px

| map_caption = Seat map per constituency

| title = Prime Minister

| posttitle = Prime Minister-designate

| before_election = Yahya Ould Hademine

| before_party = Independent (UPR)

| after_election = Mohamed Salem Ould Béchir

| after_party = UPR

}}

{{Politics of Mauritania}}

Parliamentary elections were held in Mauritania in September 2018; the first round took place on 1 September,[http://m.le360.ma/afrique/mauritanie/politique/2018/06/24/21483-mauritanie-les-elections-legislatives-regionales-et-municipales-prevues-le-1er-septembre Mauritanie: les élections législatives, régionales et municipales prévues le 1er septembre 2018] {{Webarchive|url=https://web.archive.org/web/20190711011255/http://m.le360.ma/afrique/mauritanie/politique/2018/06/24/21483-mauritanie-les-elections-legislatives-regionales-et-municipales-prevues-le-1er-septembre |date=2019-07-11 }} Le 360, 24 June 2018 with a second round held on 15 September. At the national level, elections were held in 157 constituencies, each electing one member to the National Assembly. Elections were also held in 13 regional councils and 219 municipalities.{{cite web|url=https://www.washingtonpost.com/world/africa/mauritanias-ruling-party-wins-majority-parliament/2018/09/17/d6b51424-ba96-11e8-adb8-01125416c102_story.html|archive-url=https://web.archive.org/web/20180917190520/https://www.washingtonpost.com/world/africa/mauritanias-ruling-party-wins-majority-parliament/2018/09/17/d6b51424-ba96-11e8-adb8-01125416c102_story.html|url-status=dead|archive-date=2018-09-17|title=Mauritania's ruling party wins majority parliament|website=Washington Post}}

As a result of the election, Union for Republic (UPR) remained the single largest party at the national level both in terms of popular vote and seats.