Juan Lazcano (born March 23, 1975) is a Mexican-born American professional boxer currently based in Sacramento, California.

At Jefferson High, he and classmate Daniel Puente, along with other young boxers, sparred together at Rocky's Gym where he was crowned the Golden Gloves.

[citation needed] Lazcano is engaged to Tammy Howard, a teacher in Phoenix, AZ.

He had in excess of 100 amateur fights from the age of 8 to 18 with 135 wins and 15 losses and won the Texas Golden Gloves titles and boxed in the US national championships at both junior and open class levels.

[2] Lazcano turned professional in July 1993 in Reseda, California on the undercard of a bill that included Shane Mosley and Mauro Gutierrez.