UFC 34: High Voltage was a mixed martial arts event held by the Ultimate Fighting Championship at the MGM Grand Garden Arena in Las Vegas, Nevada on November 2, 2001.

The card was headlined by two Championship Bouts, Randy Couture faced Pedro Rizzo for the Heavyweight Title, and Matt Hughes faced Carlos Newton for the Welterweight Title.

[1] UFC 34 marked the first appearance of future Heavyweight Champion Frank Mir.

[2] The broadcast had technical issues, as the commentators could barely be heard, consistently being drowned out by the crowd and ring noise.

The event was seen live on pay-per-view in the United States, and later released on home video.