Mildred Harris's 3 syllables (1 + 2) hit the Hollywood sweet spot.
Mildred's 1 beat vs. Harris's 2 create a natural cinematic snap.
Mildred Harris's softer consonants cost it screen presence.
Mildred Harris misses the alliteration hook that makes names stick.
Mildred (7 letters) and Harris (6) are balanced in length — clean on any poster or marquee.
Mildred Harris's uncommon phonemes make it harder for audiences to latch on.
Mildred Harris has decent vowel richness, but stronger A and O sounds would lift it.