"Claessen" meaning in Icelandic

{
  "etymology_templates": [
    {
      "args": {
        "1": "is",
        "2": "da",
        "3": "Claessen"
      },
      "expansion": "Danish Claessen",
      "name": "bor"
    },
    {
      "args": {
        "1": "is",
        "2": "nl",
        "3": "Claessen"
      },
      "expansion": "Dutch Claessen",
      "name": "der"
    },
    {
      "args": {
        "1": "is",
        "2": "grc",
        "3": "Νικόλαος"
      },
      "expansion": "Ancient Greek Νικόλαος (Nikólaos)",
      "name": "der"
    },
    {
      "args": {
        "1": "is",
        "2": "gem-pro",
        "3": "*sunuz",
        "t": "son"
      },
      "expansion": "Proto-Germanic *sunuz (“son”)",
      "name": "der"
    }
  ],
  "etymology_text": "From Danish Claessen, from Dutch Claessen, from Claes (shortened form of Niklaas, Niclaas, Niclaes, ultimately from Ancient Greek Νικόλαος (Nikólaos)) + -sen (patronymic suffix), equivalent to Danish-derived -sen in other Icelandic surnames and ultimately from Proto-Germanic *sunuz (“son”)).",
  "head_templates": [
    {
      "args": {
        "1": "is",
        "2": "proper noun",
        "g": "m",
        "g2": "",
        "g3": "",
        "head": ""
      },
      "expansion": "Claessen m",
      "name": "head"
    }
  ],
  "lang": "Icelandic",
  "lang_code": "is",
  "pos": "name",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Icelandic entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Icelandic surnames",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        }
      ],
      "glosses": [
        "a surname"
      ],
      "id": "en-Claessen-is-name-v2O7m9sM",
      "links": [
        [
          "surname",
          "surname"
        ]
      ],
      "related": [
        {
          "word": "Kláus"
        },
        {
          "word": "Lási"
        },
        {
          "word": "Nikulás"
        }
      ],
      "tags": [
        "masculine"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/ˈkʰlasːɛn/"
    }
  ],
  "word": "Claessen"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "is",
        "2": "da",
        "3": "Claessen"
      },
      "expansion": "Danish Claessen",
      "name": "bor"
    },
    {
      "args": {
        "1": "is",
        "2": "nl",
        "3": "Claessen"
      },
      "expansion": "Dutch Claessen",
      "name": "der"
    },
    {
      "args": {
        "1": "is",
        "2": "grc",
        "3": "Νικόλαος"
      },
      "expansion": "Ancient Greek Νικόλαος (Nikólaos)",
      "name": "der"
    },
    {
      "args": {
        "1": "is",
        "2": "gem-pro",
        "3": "*sunuz",
        "t": "son"
      },
      "expansion": "Proto-Germanic *sunuz (“son”)",
      "name": "der"
    }
  ],
  "etymology_text": "From Danish Claessen, from Dutch Claessen, from Claes (shortened form of Niklaas, Niclaas, Niclaes, ultimately from Ancient Greek Νικόλαος (Nikólaos)) + -sen (patronymic suffix), equivalent to Danish-derived -sen in other Icelandic surnames and ultimately from Proto-Germanic *sunuz (“son”)).",
  "head_templates": [
    {
      "args": {
        "1": "is",
        "2": "proper noun",
        "g": "m",
        "g2": "",
        "g3": "",
        "head": ""
      },
      "expansion": "Claessen m",
      "name": "head"
    }
  ],
  "lang": "Icelandic",
  "lang_code": "is",
  "pos": "name",
  "related": [
    {
      "word": "Kláus"
    },
    {
      "word": "Lási"
    },
    {
      "word": "Nikulás"
    }
  ],
  "senses": [
    {
      "categories": [
        "Icelandic entries with incorrect language header",
        "Icelandic lemmas",
        "Icelandic masculine nouns",
        "Icelandic proper nouns",
        "Icelandic surnames",
        "Icelandic terms borrowed from Danish",
        "Icelandic terms derived from Ancient Greek",
        "Icelandic terms derived from Danish",
        "Icelandic terms derived from Dutch",
        "Icelandic terms derived from Proto-Germanic",
        "Icelandic terms spelled with C",
        "Pages with 1 entry",
        "Pages with entries"
      ],
      "glosses": [
        "a surname"
      ],
      "links": [
        [
          "surname",
          "surname"
        ]
      ],
      "tags": [
        "masculine"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/ˈkʰlasːɛn/"
    }
  ],
  "word": "Claessen"
}