This is a list of surnames in which the length is 13.
BANDYOPADHYAY BengaliFrom the name of the village of
Bandoghat combined with
upadhaya "instructor, priest".
Ó SEACHNASAIGH IrishMeans
"descendant of Seachnasach". The given name
Seachnasach possibly means "elusive" in Irish.
SCHWINGHAMMER GermanOccupational name for a blacksmith, literally meaning
"swing hammer" in German.
VAN AMELSVOORT DutchMeans
"from Amersfoort", a city in the Netherlands. It means "ford of the Amer (Eem) River" in Dutch.
VAN MIDDELBURG Dutch (Rare)Means
"from Middelburg", the name of a city in Zeeland in the Netherlands, itself meaning "middle fortress" in Dutch.