What does Diedre mean?
Diedre \di(ed)-re\ as a name for girls is of Irish and Gaelic derivation, and the meaning of the name Diedre is "broken-hearted, sorrowful". Diedre is a variation of Deirdre (Irish, Gaelic): also possibly "fear" or "raging woman".
Diedre is a somewhat popular first name for women (#2879 out of 4276, Top 67%) but a rare surname for all people. (2000 U.S. Census)
Prominent alternative forms of Diedre (#unlisted) are Deidre, Deirdre, Deidra, Deedee, Dee and Dedra. Usage of these girl names reached its highest during 1960-1969 (usage of 0.3953%) and is now much less, with the versions Dee, Deidra, Deirdre and Deidre becoming less stylish. Below is a graphed comparison of the popularity of the girl name Diedre and affiliated names. (Top 1000 Birth Names Statistics, 2014)