Gwendolyn

• Same eraCatherineLike Gwendolyn, it was given most in the 1950s.#313 · steady
• Same rhythmArielSame beat as Gwendolyn: three syllables, stress on the first, ending on a consonant, but it starts differently.#355 · falling
• ShorterItzelTwo syllables to Gwendolyn's three, so you can tell them apart when you call both.#359 · rising
• LongerAdrianaFour syllables to Gwendolyn's three: a long name beside a short one keeps them distinct.#366 · steady

Suggestions come from names in this year's top 1,000. Rhythm and rhyme are judged from each name's pronunciation (Wiktionary's, or espeak's reading of the spelling), so a few calls may be off.