This is a list of surnames in which the categories include ocean.
ANKERDutch, Danish, Norwegian Metonymic surname for a sailor, meaning "anchor" in Dutch, Danish and Norwegian.
HALLORANIrish From Irish Ó hAllmhuráin meaning "descendant of Allmhurán". The given name Allmhurán means "stranger from across the sea".
KREBSGerman Means "crab" in German, perhaps a nickname for a person with a crab-like walk.
MCNAMARAIrish From Irish Mac Conmara meaning "son of Conmara". The given name Conmara is composed of cú "hound" and muir "sea".
MURGIASardinian Means "brine" in Sardinian, perhaps a nickname for someone who pickled foods.
MURRAY (1)Scottish Derived from the region in Scotland called Moray meaning "seaboard settlement". A notable bearer of this surname was General James Murray (1721-1794), who was the first British Governor-General of Canada.
NICCHIItalian From the Italian word nicchio meaning "shell", possibly a nickname for people related to the sea.
SEAVEREnglish From the unattested Old English given name Sæfaru, derived from the Old English elements sæ "sea, ocean" and faru "journey".
STRANDNorwegian, Swedish, Danish From Old Norse strǫnd meaning "beach, sea shore". It was originally given to someone who lived on or near the sea.
VAN DER ZEEDutch Means "from the sea" in Dutch. The original bearer may have been someone who lived on the coast.