Its not
· Jack · Jackson · Jacob · Jake · Jaime · James · Jameson · Jared · Jarvis · Jason · Jay · Jefferson · Jeffrey · Jeremiah · Jerome · Jesse · Jimmy · Joel · Joey · John · Jonah · Jonathan · Jordon · Jose · Joseph · Josh · Joshua · Juan · Julian · Justin
'Jack' is a common nickname for someone whose name is 'John.'
Jack, John, Johnny, and Jon are a couple of nicknames.
A young salmon goes through several staged and it can be called an alevin, a fry, a parr and a smolt before it is considered an adult.
* Jacob * Jake * John * Johnny * Joseph * Joey * Joe * Joel * Juan * Jonathan * Jeremy * Joshua * Josh * Jay * Jason * Jack * Jackson * James * Jim * Jimmy * Jerrod * Jedd * Justin * Jesse * Jerome * Jerry * Jalen
Joe Jonas John Mayer Taylor Lautner Jake Gylenhaal
Philadelphia Jack O'Brien's real name was James Francis Hagen.
Jack has one sister, called May I think, and one brother called Joe.
Joe Penny.
Jack and Joe
yes you capitalize all titles no matter what it is rule #1
Jack, Jacob, Jaime/Jamie, Jake, James, Jan (boy or girl name), Jared, Jason, Javier, Jay, Jeff/Jeffrey, Jeremiah, Jeremy, Jermaine, Jerome, Jerry, Jesse/Jessie, Jesus, Jim, Jody (boy or girl name), Joe, Joel, John/Johnathan, Jordan, Jorge, Jose, Joseph, Joshua, Juan, Julian, Julio, Julius, Justin.