- Artis PABRIKS
- Group of the European People's Party (Christian Democrats)
- Latvia
Partija "VIENOTĪBA"
- Ivari PADAR
- Group of the Progressive Alliance of Socialists and Democrats in the European Parliament
- Estonia
Sotsiaaldemokraatlik Erakond
- Urmas PAET
- Group of the Alliance of Liberals and Democrats for Europe
- Estonia
Eesti Reformierakond
- Rolandas PAKSAS
- Europe of Freedom and Direct Democracy Group
- Lithuania
Partija Tvarka ir teisingumas
- Rory PALMER
- Group of the Progressive Alliance of Socialists and Democrats in the European Parliament
- United Kingdom
Labour Party
- Pier Antonio PANZERI
- Group of the Progressive Alliance of Socialists and Democrats in the European Parliament
- Italy
Articolo UNO – Movimento Democratico e Progressista
- Massimo PAOLUCCI
- Group of the Progressive Alliance of Socialists and Democrats in the European Parliament
- Italy
Articolo UNO – Movimento Democratico e Progressista
- Demetris PAPADAKIS
- Group of the Progressive Alliance of Socialists and Democrats in the European Parliament
- Cyprus
Movement for Social Democracy EDEK
- Dimitrios PAPADIMOULIS
- Confederal Group of the European United Left - Nordic Green Left
- Greece
Coalition of the Radical Left
- Gilles PARGNEAUX
- Group of the Progressive Alliance of Socialists and Democrats in the European Parliament
- France
Parti socialiste
- Margot PARKER
- Europe of Freedom and Direct Democracy Group
- United Kingdom
United Kingdom Independence Party
- Ioan Mircea PAŞCU
- Group of the Progressive Alliance of Socialists and Democrats in the European Parliament
- Romania
Partidul Social Democrat
- Aldo PATRICIELLO
- Group of the European People's Party (Christian Democrats)
- Italy
Forza Italia
- Emilian PAVEL
- Group of the Progressive Alliance of Socialists and Democrats in the European Parliament
- Romania
Partidul Social Democrat
- Jiří PAYNE
- Europe of Freedom and Direct Democracy Group
- Czech Republic
Strana svobodných občanů
- Vincent PEILLON
- Group of the Progressive Alliance of Socialists and Democrats in the European Parliament
- France
Parti socialiste
- Alojz PETERLE
- Group of the European People's Party (Christian Democrats)
- Slovenia
Nova Slovenija – Krščanski demokrati
- Morten Helveg PETERSEN
- Group of the Alliance of Liberals and Democrats for Europe
- Denmark
Det Radikale Venstre
- Marijana PETIR
- Group of the European People's Party (Christian Democrats)
- Croatia
Independent
- Pina PICIERNO
- Group of the Progressive Alliance of Socialists and Democrats in the European Parliament
- Italy
Partito Democratico
- Tonino PICULA
- Group of the Progressive Alliance of Socialists and Democrats in the European Parliament
- Croatia
Socijaldemokratska partija Hrvatske
- Bolesław G. PIECHA
- European Conservatives and Reformists Group
- Poland
Prawo i Sprawiedliwość
- Markus PIEPER
- Group of the European People's Party (Christian Democrats)
- Germany
Christlich Demokratische Union Deutschlands
- Sirpa PIETIKÄINEN
- Group of the European People's Party (Christian Democrats)
- Finland
Kansallinen Kokoomus
- João PIMENTA LOPES
- Confederal Group of the European United Left - Nordic Green Left
- Portugal
Partido Comunista Português
- Kati PIRI
- Group of the Progressive Alliance of Socialists and Democrats in the European Parliament
- Netherlands
Partij van de Arbeid
- Georgi PIRINSKI
- Group of the Progressive Alliance of Socialists and Democrats in the European Parliament
- Bulgaria
Bulgarian Socialist Party
- Julia PITERA
- Group of the European People's Party (Christian Democrats)
- Poland
Platforma Obywatelska
- Marek PLURA
- Group of the European People's Party (Christian Democrats)
- Poland
Platforma Obywatelska
- Pavel POC
- Group of the Progressive Alliance of Socialists and Democrats in the European Parliament
- Czech Republic
Česká strana sociálně demokratická
- Miroslav POCHE
- Group of the Progressive Alliance of Socialists and Democrats in the European Parliament
- Czech Republic
Česká strana sociálně demokratická
- Stanislav POLČÁK
- Group of the European People's Party (Christian Democrats)
- Czech Republic
Starostové a nezávisli
- Maurice PONGA
- Group of the European People's Party (Christian Democrats)
- France
Les Républicains
- Răzvan POPA
- Group of the Progressive Alliance of Socialists and Democrats in the European Parliament
- Romania
Partidul Social Democrat
- Jiří POSPÍŠIL
- Group of the European People's Party (Christian Democrats)
- Czech Republic
TOP 09 a Starostové
- Soraya POST
- Group of the Progressive Alliance of Socialists and Democrats in the European Parliament
- Sweden
Feministiskt initiativ
- Cristian Dan PREDA
- Group of the European People's Party (Christian Democrats)
- Romania
Independent
- Marcus PRETZELL
- Europe of Nations and Freedom Group
- Germany
Die blaue Partei
- Gabriele PREUSS
- Group of the Progressive Alliance of Socialists and Democrats in the European Parliament
- Germany
Sozialdemokratische Partei Deutschlands
- John PROCTER
- European Conservatives and Reformists Group
- United Kingdom
Conservative Party
- Franck PROUST
- Group of the European People's Party (Christian Democrats)
- France
Les Républicains
- Carolina PUNSET
- Group of the Alliance of Liberals and Democrats for Europe
- Spain
Ciudadanos – Partido de la Ciudadanía