Covers:

1951:

Roy Hawkins [Californian singer & piano player as The Condition I'm In; also wrote B.B. King's big hit The Thrill Is Gone (see there)]

1956:

Elvis Presley [n°1 US as Heartbreak Hotel, earning him co-credits; Heartbreak Hotel was written bij Tommy Durden and Mae Boren Axton, inspired by an intriguing newspaper story about a serial hold-upper with remorse, walking a lonely street since his baby left him; in his book about this song, Walk A Lonely Street (George Smith Publications - 2020), Tony Plews reveils the original articles and the name of the hold-upper, shot dead by a liquor store owner in El Paso, TX; Tommy Durden came up with the first line (Well since my baby left me), Mae Boren Axton raised a Heartbreak Hotel at the end of that lonely street, delivering the rest of the song in 22 minutes flat; Tommy Durden introduced Heartbreak Hotel a few times live with his own band The Swingbillys, but they didn't like it too much and Elvis first started singing it live in december 1955, that's following James Dean's car crash and shortly after seeing Rebel Without A Cause]

1956:

Stan Freberg [idem; parody]

1956:

Cadets [idem]

1957:

Buddy Love [idem]

1959:

Connie Francis [idem]

1964:

Hoyt Axton [coauthor's son; agressive version; 25 years later he treated his mom's song correctly]

1967:

Roger Miller

1969:

Blues Magoos

1970:

Frijid Pink

1973:

Link Wray

1974:

John Cale [first on Kevin Ayers' project June 1, 1974, one year later on Slow Dazzle]

1975:

James Gang

1979:

Willie Nelson & Leon Russell [their Heartbreak Hotel reached n°1 C&W]

1982:

Bert Jansch

1986:

Cramps [this speedy version based upon Buddy Love's]

1999:

Underdogs

2005:

Leslie West [all as Heartbreak Hotel]