Meaning and Name Origin
Deirdre \de(i)-rd-re, deir-dre\ as a girls' name is pronounced DEER-drah. It is of Irish and Gaelic origin, and the meaning of Deirdre is "broken-hearted, sorrowful". Also possibly "fear" or "raging woman". Mythology: from a Celtic legend similar to "Tristram and Isolde". The Celtic Deirdre was the most beautiful woman in Ireland. She died of a broken heart. Soap opera actress Deirdre Hall.
Deirdre is a very prominent first name for women (#878 out of 4276, Top 21%) but an uncommon surname for all people. (2000 U.S. Census)
Presented below is the baby name popularity of Deirdre for girls. Deirdre entered the list in 1940-1949 and reached its highest position of #375 in the U.S. during 1960-1969, but is not found in the list at the moment. (Top 1000 Baby Names Records, 2014)
Below is a graphed analysis of the usage of Deirdre and affiliated names. Prominent variation forms of Deirdre are Deidre, Deidra, Deedee, Dee and Dedra. Usage of these girl names reached its apex during 1960-1969 and is now significantly lower, with the forms Deirdre, Deidre, Deidra and Dee becoming less trendy. (Top 1000 Baby Names Records, 2014)