These are names of twins I've seen on U.S. census records between 1850 and 1940 at work:
Ila and Lila Louisa and Louisiana
Evelyn and Edelyn Cleo and Leo
Letta and Letha George and Georgia
Vera and Sarah Pearl and Earl
Dessie and Essie Dela and Nela
Ronald and Donald Flora and Lora
Leo and Leola Gerald and Harold
Lillian and William Thelma Mae and Velma Fay
Louis and Louise Edwin and Elwin
Bernadine and Geraldine Olive and Oliver
Bessie and Jessie Mary and Harry
Lawrence and Florence Beulah and Eulah
Hannah and Anna Eddie and Freddy
Alpha and Alva
James K Polk and George M Dallas (the President and Vice President of the U.S. the year these twins were born).
Some funny names I've seen on U.S. census records. These are real first and last names. :)
Robber Young Major Gross
Quash Bear Green Brown
Cheesman Hughes Noah Ark
Israel Deverse Moses Temple
Hannibal Warfield Green C Woods
Manly Crumbaker John DerBaptist
Happy Butler Hilarious Shoeman
Christian Bible Pompey Butt
Dorcas Dippie Temple Cutter
Large Ovens Taffy Bird
Unezine Peelot Sipp Toodle
Wilburforce Toothacre Orange Lemon
Olive Branch Ina Booth
Major Minor Rosetta Stone Rose
Moses Prophet Major Polite
Knott Ritten
Violet Flowers, Ferne Flowers, and Holly Flowers are siblings.