{
  "id": "rtd-p-000154",
  "external_ids": {
    "wikidata_qid": "Q123560907"
  },
  "slug": "mahendra-nath-sardar",
  "name": {
    "preferred": "Mahendra Nath Sardar",
    "alternates": [
      "Ol Guru Mahendra Nath Sardar"
    ]
  },
  "countries": [
    "India"
  ],
  "roles": [
    "script inventor"
  ],
  "scripts": [
    "Ol Onal"
  ],
  "bio": "Created the Ol Onal alphabet for the Bhumij language between 1981 and 1992. He was a Bhumij linguist from Mahadevdihi in Mayurbhanj, Odisha.",
  "sources": [
    {
      "url": "https://www.omniglot.com/writing/olonal.htm",
      "title": "Ol Onal alphabet"
    },
    {
      "url": "https://www.unicode.org/versions/Unicode17.0.0/core-spec/chapter-13/",
      "title": "The Unicode Standard, Version 17.0, Chapter 13"
    }
  ],
  "record_status": "active",
  "superseded_by": null,
  "created_at": "2026-10-06",
  "updated_at": "2026-10-06",
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  "api_url": "https://rtd.theofdn.org/api/people/rtd-p-000154.json",
  "typefaces": []
}