Frank Keenan's 3 syllables (1 + 2) hit the Hollywood sweet spot.
Frank's 1 beat vs. Keenan's 2 create a natural cinematic snap.
Frank Keenan's softer consonants cost it screen presence.
Frank Keenan misses the alliteration hook that makes names stick.
Frank (5 letters) and Keenan (6) are balanced in length — clean on any poster or marquee.
Frank Keenan has mostly familiar phonemes with a few tricky patterns.
Frank Keenan's open vowels roll off the tongue — warm and screen-ready.