The “normal” size for a guy can vary widely depending on different factors like genetics, ethnicity, and geography. In terms of height, average ranges are often around 5’7″ to 6’1″ in many countries. For body measurements, average waist sizes can range from 32 to 36 inches.
When it comes to penis size, studies have found that the average erect size is typically around 5 to 6 inches in length.
Ultimately, it’s important to remember that there’s a lot of variation, and “normal” can mean different things to different people! If you have a specific context in mind, let me know!