Webthe motto was originally a war cry or slogan. Mottoes first began to be shown with arms in the 14th and 15th centuries, but were not in general use until the 17th century. Webdougherty history, family crest & coats of arms. The original gaelic versions of today's irish names demonstrate a proud, ancient past. The original gaelic form of the name dougherty is ó dochartaigh, from the word dochartach, which means hurtful or. Webdiscover the rich history and symbolism behind the dougherty family crest and coat of arms. Uncover the meaning behind its intricate design and learn about the proud.