"Olsen" meaning in Danish

{
  "etymology_templates": [
    {
      "args": {
        "1": "da",
        "2": "Olav",
        "3": "sen"
      },
      "expansion": "Olav + -sen",
      "name": "suffix"
    },
    {
      "args": {
        "1": "sv",
        "2": "Olsson"
      },
      "expansion": "Swedish Olsson",
      "name": "cog"
    }
  ],
  "etymology_text": "Originally a patronymic from Ole or Olav + -sen. Cognate with Swedish Olsson.",
  "head_templates": [
    {
      "args": {
        "1": "da",
        "2": "proper noun"
      },
      "expansion": "Olsen",
      "name": "head"
    }
  ],
  "lang": "Danish",
  "lang_code": "da",
  "pos": "name",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Danish entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Danish surnames",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Danish terms suffixed with -sen",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 5 entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        }
      ],
      "glosses": [
        "a common surname originating as a patronymic"
      ],
      "id": "en-Olsen-da-name-Zwle-qSk",
      "links": [
        [
          "surname",
          "surname"
        ]
      ]
    }
  ],
  "word": "Olsen"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "da",
        "2": "Olav",
        "3": "sen"
      },
      "expansion": "Olav + -sen",
      "name": "suffix"
    },
    {
      "args": {
        "1": "sv",
        "2": "Olsson"
      },
      "expansion": "Swedish Olsson",
      "name": "cog"
    }
  ],
  "etymology_text": "Originally a patronymic from Ole or Olav + -sen. Cognate with Swedish Olsson.",
  "head_templates": [
    {
      "args": {
        "1": "da",
        "2": "proper noun"
      },
      "expansion": "Olsen",
      "name": "head"
    }
  ],
  "lang": "Danish",
  "lang_code": "da",
  "pos": "name",
  "senses": [
    {
      "categories": [
        "Danish entries with incorrect language header",
        "Danish lemmas",
        "Danish proper nouns",
        "Danish surnames",
        "Danish surnames from patronymics",
        "Danish terms suffixed with -sen",
        "Pages with 5 entries",
        "Pages with entries"
      ],
      "glosses": [
        "a common surname originating as a patronymic"
      ],
      "links": [
        [
          "surname",
          "surname"
        ]
      ]
    }
  ],
  "word": "Olsen"
}