Authorities say Travanca was last seen at around 5.30pm on Saturday, 17 October. He is described as being between 1.60m and 1.70m tall, with short hair and a grey beard.
Anyone who may have seen João Luis De Jesus Travanca or has information regarding his whereabouts is urged to contact the Ardennes police by telephone on 244 89 1000 or via email at police.ardennes@police.etat.lu.
