Ordinary members of the European Pirate Party:
| Czech Republic | Česká pirátská strana (PP-CZ) |
| Finland | Piraattipuolue (PP-FI) |
| France | Parti Pirate (PP-FR) |
| Germany | Piratenpartei Deutschland (PP-DE) |
| Greece | Κόμμα Πειρατών Ελλάδας (PP-GR) |
| Iceland | Píratar (PP-IS) |
| Italy | Pirati.io |
| Italy | Partito Pirata (PP-IT) |
| Luxembourg | Piratepartei Lëtzebuerg (PP-LU) |
| Netherlands | Piratenpartij (PP-NL) |
| Poland | Polska Partia Piratów (PP-PL) |
| Slovakia | Piratská strana Slovensko (PP-SK) |
| Slovenia | Piratska stranka Slovenije (PP-SI) |
| Spain | Pirates de Catalunya (PP-CAT) |
| Sweden | Piratpartiet (PP-SE) |
| Europe | Pirates in the European Parliament |
| Europe | Young Pirates of Europe |
Observer members of the European Pirate Party:
| Austria | Piratenpartei Österreichs (PP-AT) |
| Belgium | Parti Pirate/Piratenpartij (PP-BE) |
| Estonia | Eesti Piraadipartei (PP-EE) |
| Germany | Pirate Party of Bavaria (PP-DE) |
| Germany | Pirate Party of Brandenburg (PP-DE) |
| Germany | Pirate Party of Potsdam (PP-DE) |
| Hungary | Magyar Kétfarkú Kutya Párt (MKKP) |
| Japan | 日本海賊党 (PP-JP) |
| Serbia | Pirate Party of Serbia (PP-RS) |
| International | Pirate Parties International (PPI) |