Frank Anthony Iero Jr (born October 31, 1981) is the rhythm guitarist, co-lead guitarist and backup vocalist

Singing

Singing is the act of producing musical sounds with the voice, and augments regular speech by the use of both tonality and rhythm. One who sings is called a singer or vocalist. Singers perform music known as songs that can be sung either with or without accompaniment by musical instruments...

 of the alternative rock

Alternative rock

Alternative rock is a genre of rock music and a term used to describe a diverse musical movement that emerged from the independent music underground of the 1980s and became widely popular by the 1990s...

 band My Chemical Romance

My Chemical Romance

My Chemical Romance is an American alternative rock band from New Jersey, formed in 2001. The band consists of lead vocalist Gerard Way, guitarists Ray Toro and Frank Iero, and bassist Mikey Way and have a diverse sound incorporating elements of punk, emo, glam metal, and progressive rock...

 as well as the vocalist of the post-hardcore

Post-hardcore

Post-hardcore is a genre of music that developed from hardcore punk, itself an offshoot of the broader punk rock movement. Like post-punk, post-hardcore is a term for a broad constellation of groups...

 band Leathermouth

Leathermouth

Leathermouth was the hardcore side project led by My Chemical Romance's rhythm guitarist Frank Iero. The band formed in 2007, and in January 2009 released their first album XO.-History:...

.
He was born in Belleville, New Jersey

Belleville, New Jersey

Belleville is a Township in Essex County, New Jersey, United States. As of the 2010 United States Census, the township population was 35,926.-History:...

 and grew up in Kearny, New Jersey

Kearny, New Jersey

Kearny is a town in Hudson County, New Jersey, United States. It was named after Civil War general Philip Kearny. As of the United States 2010 Census, the town population was 40,684. The town is a suburb of the nearby city of Newark....

. As a child he suffered numerous bouts of bronchitis

Bronchitis

Acute bronchitis is an inflammation of the large bronchi in the lungs that is usually caused by viruses or bacteria and may last several days or weeks. Characteristic symptoms include cough, sputum production, and shortness of breath and wheezing related to the obstruction of the inflamed airways...

 and ear infections which meant he spent a lot of his childhood in hospital and to this day he still suffers from Epstein-Barr Virus

Epstein-Barr virus

The Epstein–Barr virus , also called human herpesvirus 4 , is a virus of the herpes family and is one of the most common viruses in humans. It is best known as the cause of infectious mononucleosis...

 which is usually to blame for his illnesses and absences on tour.