Ethan Munck (born October 22) is Noah Munck's 16-year-old real life little brother. He guest stars as Guppy Gibson in iPsycho, iSell Penny-Tees, iDo, and iStart a Fanwar. He was shown in iSpeed Date at the closing. Guppy made many web video appearances on the iCarly.com website before it was redirected to the Nickelodeon website.
- He is the son of a pastor and a housewife.
- He has 3 brothers and 1 sister, thus making them a family of 7, including the parents.
- He is the great-grandson of long time character actor Bartlett Robinson.