In 1991, Hernaldo Zúñiga recorded the song in Spanish for the Mexican group Fandang titled "Dame Aquel Martillo".
In 1996, Luther Vandross recorded the song on his collection For Our Children Too! - Celebrating the Life of Elizabeth Glazer.
In 2002, the Kasel, Germany band Silver Surfer recorded a version as part of "Mexican Surf - Medley" (the other songs being "Miserlou", "La Bamba" and "Guantanamera") on their Ride The Wild Desert Surf album.
In 2003 Egin, Italian patchanka band, recorded a version of El Martillo on their "Il colore delle idee" album.
Hall of Fame baseball player Hank Aaron, whose nicknames included "Hammerin' Hank" and "The Hammer," titled his autobiography, I Had a Hammer.
"If I Had a Hammer" is a fourth season episode of Dexter in which the eponymous character is investigating a serial killer's use of a hammer.
"If I Had a Tail-Hammer" is a second season episode of Digimon.
Peter, Paul & Mary's version of the song is used in the film Confessions of a Dangerous Mind during a sequence in which "Gong Show" host Chuck Barris (Sam Rockwell) has an on-air nervous breakdown due to his years as a CIA assassin, and visualizes the entire audience as dead bodies. The song is also sung by contestants earlier in the movie during a tryout for a game show prototype that later became the Gong Show.
"If Al Had a Hammer" is a sixth season episode of Married... with Children. Also, in a fifth season episode, "You Better Shop Around, Part I," Marcy tells Al: We sang our favorite folk songs like, "If I Had A Hammer, I'd Drive It Through Al Bundy's Skull."
"Steve's Hammer (For Pete)" by Steve Earle references Seeger's song through its title and its content.
Israeli hip-hop band "Hadag Nahash" based its top-chart single "אף אחד" ("Nobody") on the song.