The article presents additional evidence on abang from the middle and upper Kapuas that supports a Kapuas origin based on both Dutch and oral historical sources in Borneo. The use of abang in the middle and upper Kapus River confirms the existence of the honorific in Sarawak may be tied closely to its ubiquity in the Kapuas drainage. Abang occurs frequently especially as a title for everyday use within the middle and upper Kapuas kingdoms with the exception of Sintang and Silat.