These references have been disputed as to whether they refer to the people of Albania. Historian E. Vranoussi believes that these "Albanoi" were Normans from Sicily. She also notes that the same term (as "Albani") in medieval Latin meant "foreigners".

The reference to "Arvanitai" from Attaliates regarding the participation of Albanians in a rebellion around 1078 is undisputed. In later Byzantine usage, the terms "Arbanitai" and "Albanoi" with a range of variants were used interchangeably, while sometimes the same groups were also called