Radicali Italiani
Party Leader: Matteo Hallissey
Azione
Party Leader: Carlo Calenda
Liberali Democratici Europei
Party Leader: Andrea Marcucci
Coaliția pentru Unitate și Bunăstare
Party Leader: Igor Munteanu
Fokus
Party Leader: Davor Nađi
Partia Demokratike e Kosovës
Party Leader: Memli Krasniqi
Pokret Slobodnih Građana
Party Leader: Pavle Grbović
Acció per Andorra
Party Leader: Judith Pallares
Girchi-More Freedom
Party Leader: Zurab Girchi Japaridze
Lelo for Georgia
Party Leader: Mamuka Khazaradze
Sluga Narodu
Party Leader: Olena Oleksiivna Shuliak
Strategy Aghmashenebeli
Party Leader: Giorgi Vashadze
Golos
Party Leader: Kira Rudik
Dimokratiki Parataxi
Party Leader: Marios Garoyian
Δημοκρατική Παράταξη (depa.cy)
Volkspartij voor Vrijheid en Democratie
Party Leader: Dilan Yeşilgöz-Zegerius
Viðreisn
Party Leader: Þorgerður Katrín Gunnarsdóttir
Venstre Danmarks Liberale Parti
Party Leader: Troels Lund Poulsen
Venstre
Party Leader: Guri Melby
USR
Party Leader: Cătălin Drulă
Union des Démocrates et Indépendants
Party Leader: Hervé Marseille
Liberalna Partija Crne Gore
Party Leader: Vatroslav Belan
Svenska Folkpartiet
Party Leader: Anders Adlercreutz
Yabloko
Party Leader: Nikolai Rybakov
Radikale Venstre
Party Leader: Martin Lidegaard
Progresívne Slovensko
Party Leader: Michal Šimečka
Partit Liberal d'Andorra
Party Leader: Cristina Rico
Centar
Party Leader: Ivica Puljak
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Open Vlaamse Liberalen en Democraten
Party Leader: Tom Ongena
NEOS
Party Leader: Beate Meinl-Reisinger
Naša Stranka
Party Leader: Edin Forto
Dvizhenie za prava i svobodi
Parti Radical
Party Leader: Nathalie Delattre
Momentum Mozgalom
Party Leader: Anna Júlia Donáth
Liberalisok - Magyar Liberális Párt
Party Leader: Anett Bősz
Liberalerna
Party Leader: Johan Pehrson
Liberalų Sąjūdis
Party Leader: Viktorija Čmilyté-Nielsen
Liberalno-demokratska Partija
Party Leader: Monika Zajkova
Latvijas Attistibai
Party Leader: Artis Pabriks, Ivars Ijabs & Juris Pūce
Laisvės Partija
Party Leader: Aušrinė Armonaitė
Kustība "Par!"
Party Leader: Linda Curika
Keskusta
Party Leader: Antti Kaikkonen
Istarski Demokratski Sabor
Party Leader: Dalibor Paus
Grünliberale Schweiz
Party Leader: Jürg Grossen
Freisinnig-Demokratische Partei der Schweiz
Party Leader: Thierry Burkart
Fianna Fáil
Party Leader: Micheál Martin
Freie Demokratische Partei
Party Leader: Christian Lindner
European Party of Ukraine
Party Leader: Mykola Katerynchuk
Eesti Reformierakond
Party Leader: Kaja Kallas
Eesti Keskerakond
Party Leader: Mihhail Kõlvart
Demokratesch Partei
Party Leader: Lex Delles
Democraten 66
Party Leader: Rob Jetten
Ciudadanos
Party Leader: Jordi Cañas
Centerpartiet
Party Leader: Muharrem Demirok
Aleanca Kosova E Re
Party Leader: Behgjet Pacolli
Più Europa
Party Leader: Riccardo Magi