Valley or judged
Denna is often considered a variant of the English name Deanna, meaning 'valley,' or a feminine form of the Hebrew name Dan, meaning 'judged.' In modern literature, it has gained recognition as a mysterious and ethereal name.
Less common today
Denna isn't in the latest US Top 1000. It last peaked at #5,091 in 1990.
US births per 5-year period, 1990βpresent (SSA data).
A mysterious and central character in The Kingkiller Chronicle Β· The Name of the Wind
A Mord-Sith in the Sword of Truth series Β· Legend of the Seeker
British convicted murderer known as the Black Widow