Hammond was featured as a user of Hiwatt products, and there is a photo of him with the cabinets as well.

Pete played Hiwatt cabs for years during the early days of The Who.

From 1968 - 1971 John used Four Hiwatt SE4123 4×12 cabinets.

Lindsey Buckingham used Hiwatt SE4123 Speaker Cabinets during his performances. From 1975 to 1976, he employed approximately three cabinets on stage, and from 1977 to 1982, he used about two, though the setup varied frequently. These cabinets were fitted with 4x EV12L speakers. This usage is documented in a user-uploaded photo on Tumblr.

Neal Schon utilized Hiwatt SE4123 4x12 speaker cabinets during his performances, as evidenced by photos from 2006 on Ultimate Rock Pix, showcasing his stage setup.

Dave Keuning, guitarist of The Killers, owns a Hiwatt SE4123 Speaker Cabinet, as listed on Reverb. This cabinet, featuring a 300-watt power handling capacity and 16-ohm impedance, is equipped with English hand-wired Fane loudspeakers and constructed with durable 18-mm marine-grade birch ply. The model is inspired by the classic 1970s design, showcasing light scuffing and a Tolex tear, indicative of its use.

For a period of time. Phil used a pair of Hiwatt SE4123 cabs, which were powered by the Hiwatt DR103.

Hide utilized the Hiwatt SE4123 Speaker Cabinet in conjunction with his rack system during live performances, primarily for monitoring purposes. A user-uploaded photo confirms this setup, where the Palmer PDI-05 speaker emulator handled the front-of-house sound.

Dann Gallucci uses a Hiwatt SE4123 Speaker Cabinet alongside his DR103 amplifier, as shown in a photo shared by themurdercitydevils on Instagram.

The following list was published in Melody Maker, 24 March 1973.

"Chris Copping: Hammond L100 organ; Leslie 720 speaker cabinet; 6-string Fender bass; Ampeg SVT 300 watt amplifier; Hiwatt cabinet."

Nicolle is using a Hiwatt SE4123 Speaker Cabinet, as evidenced by a photoset on Instagram by user @shootingwithjfk.