Answer:
Led Zeppelin's lead vocalist was Robert Plant.
Step-by-step explanation:
Robert Plant was known for his powerful and wide-ranging vocal style, which was a key part of the band's sound.
Plant's vocals were often described as being "wailing" or "shrieking," and he was also known for his use of falsetto and his ability to hold long notes.
Plant's lyrics were often dark and introspective, and he was also known for his improvisational skills.
Plant was born in West Bromwich, England, in 1948.
He began singing in his early teens, and by the mid-1960s he was a popular vocalist on the British blues scene.
In 1968, he was asked to join Led Zeppelin, and he quickly became one of the most popular rock singers in the world.
Plant's vocals were a major factor in the success of Led Zeppelin, and he is considered to be one of the greatest rock singers of all time.
He was inducted into the Rock and Roll Hall of Fame in 1995.
Thus,
Robert Plant is the Led Zeppelin's lead vocalist.