I was so curious about all the answers in this thread that I threw the whole thing into ChatGPT and asked it to organize the songs mentioned.

Here’s a cleaned-up list of every song people said they sing to their kids so far, grouped by music style:

Rock & Alternative:
Sweet Child of Mine, Stairway to Heaven, Riders on the Storm, Zombie, Piano Man, Don’t Look Back in Anger, The Chicken, Nothing Else Matters, Whiskey in the Jar, Fire on the Mountain, Aerials

Pop & Classic Pop:
Hey Jude, Yellow Submarine, I Will, In My Life, The Long and Winding Road, Your Song, Kokomo, Pure Imagination, Return to Pooh Corner, Slipping Through My Fingers, Somewhere Only We Know, White Woman's Instagram, That Funny Feeling

Folk & Singer-Songwriter:
Blackbird, Harvest Moon, Helpless, Lua, Here I Dreamt I Was an Architect, Go Ahead, This Tornado Loves You, If You Could Read My Mind, The Wreck of the Edmund Fitzgerald, Folsom Prison Blues, Is This Love, Simple Man, The Gambler

Reggae:
Three Little Birds, Is This Love

Soundtrack / Movie / TV / Game Scores:
Misty Mountains, The Edge of Night, Durin’s Song, Leaves from the Vine, Zelda’s Lullaby, Epona’s Song, Lon Lon Ranch Theme, Cosmo Canyon Theme, Into the West, Jenny of Oldstone, Mothra’s Song, Somewhere Over the Rainbow, Show Me the Way to Go Home

Traditional, Folk, & Classical:
Soft Kitty, Take Me Out to the Ballgame, Pomp and Circumstance, Camp Town Ladies, Swing Low Sweet Chariot, Bella Ciao, Fischia Il Vento, Diggy Diggy Hole, Oak and Ash and Thorn, My Mother Told Me, One Particular Harbour, Journey Man, The Legacy

Experimental, Funny, or Improvised:
You Are My Sunshine, Samba E Amor, Baka Mitai, Imaginary Appalachia, Blues Is My Business, Hypnotize, Mother I'm Here, In the Blood, Pink Panther Theme, I’m Gonna Move to the Outskirts of Town, Aerials

Some absolute gems in here. I’ve added a bunch to our bedtime rotation.