Foreign ministers from the Association of Southeast Asian Nations (Asean) have appointed Brunei's second minister for foreign affairs, Erywan Yusof, as special envoy to Myanmar, the group said on Wednesday.

Erywan has been tasked with ending violence in Myanmar, opening dialogue between the military rulers and their opponents in the crisis-torn country, according to a communique released after meetings on Monday and Wednesday by the bloc's foreign ministers.

The diplomat will also...