"Gretta" meaning in English

{
  "etymology_templates": [
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        "2": "Margaret"
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    {
      "args": {
        "1": "en",
        "2": "Greta"
      },
      "expansion": "Greta",
      "name": "m"
    }
  ],
  "etymology_text": "From Margaret. A rare variant of Greta.",
  "head_templates": [
    {
      "args": {},
      "expansion": "Gretta",
      "name": "en-prop"
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  "lang": "English",
  "lang_code": "en",
  "pos": "name",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
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          "source": "w"
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        {
          "kind": "topical",
          "name": "English female given names",
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            "Given names",
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            "Proper nouns",
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            "Lemmas"
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            "Names",
            "All topics",
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            "Terms by semantic function",
            "Fundamental",
            "Nouns",
            "Lemmas"
          ],
          "source": "w"
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      ],
      "examples": [
        {
          "ref": "2013, Maggie O'Farrell, Instructions for a Heatwave, Tinder Press, page 79",
          "text": "Mrs Saunders referred to Aoife throughout this talk as 'Eva' and when Gretta corrected her, Mrs Saunders replied that didn't Gretta think it would be better 'for everyone' to use what she termed 'the proper spelling' of the name? If only to give Eva a better chance of learning to write it?",
          "type": "quotation"
        }
      ],
      "glosses": [
        "A female given name from Ancient Greek."
      ],
      "id": "en-Gretta-en-name-G1A8salx",
      "links": [
        [
          "given name",
          "given name"
        ]
      ]
    }
  ],
  "word": "Gretta"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "Margaret"
      },
      "expansion": "Margaret",
      "name": "m"
    },
    {
      "args": {
        "1": "en",
        "2": "Greta"
      },
      "expansion": "Greta",
      "name": "m"
    }
  ],
  "etymology_text": "From Margaret. A rare variant of Greta.",
  "head_templates": [
    {
      "args": {},
      "expansion": "Gretta",
      "name": "en-prop"
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  "lang": "English",
  "lang_code": "en",
  "pos": "name",
  "senses": [
    {
      "categories": [
        "English entries with incorrect language header",
        "English female given names",
        "English female given names from Ancient Greek",
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      "examples": [
        {
          "ref": "2013, Maggie O'Farrell, Instructions for a Heatwave, Tinder Press, page 79",
          "text": "Mrs Saunders referred to Aoife throughout this talk as 'Eva' and when Gretta corrected her, Mrs Saunders replied that didn't Gretta think it would be better 'for everyone' to use what she termed 'the proper spelling' of the name? If only to give Eva a better chance of learning to write it?",
          "type": "quotation"
        }
      ],
      "glosses": [
        "A female given name from Ancient Greek."
      ],
      "links": [
        [
          "given name",
          "given name"
        ]
      ]
    }
  ],
  "word": "Gretta"
}