Cork (Ireland) coat of arms.
Designed as SVG successor to File:Corkcitycouncil.png (2005, shown and linked below).Design sources (show miscelllaneous variants):

1. Cork City official website (thumbnail in extreme upper left): https://web.archive.org/web/20200507235345/http://www.corkcity.ie/en/
2. Cork City Council: https://web.archive.org/web/20200520101115/https://www.corkcity.ie/en/council-services/councillors-and-democracy/history-of-the-council/coat-of-arms/
3. Several historical examples at Heraldry-wiki.com: https://web.archive.org/web/20200530204054/https://www.heraldry-wiki.com/heraldrywiki/index.php?title=Cork
4. National Library of Ireland:
Google "coat of arms cork site:nli.ie" for download of PDF slideshow
https://www.nli.ie/GetAttachment.aspx?id=a7d931ee-b0b3-4bde-8e3d-e14d7db09618
https://web.archive.org/web/20191210194546/https://www.nli.ie/GetAttachment.aspx?id=a7d931ee-b0b3-4bde-8e3d-e14d7db09618
5. Irish Post: https://web.archive.org/web/20190901192835/https://www.irishpost.com/news/all-32-irish-county-coat-of-arms-and-where-they-come-from-115697
6. Heraldry.ws: https://web.archive.org/web/20160404180725/http://heraldry.ws/regional/cork.gif
Own work
RCraig09