PostgreSQL Europe
PostgreSQL Europe is an "umbrella group" for all user groups in Europe. See https://postgresql.eu!
@fosdempgday.org
FOSDEM PGDay is a one day PostgreSQL event ahead of the FOSDEM conference in Brussels, Belgium, focused entirely on PostgreSQL.
@nordicpgday.org
Nordic PGDay Day is an annual one day one track Postgres conference in the Nordic region. https://nordicpgday.org/
@pgconf.eu
PGConf Europe is by far the largest @postgresql.org conference in Europe. It is organized by @postgresql.eu.