Cain - WilliamPage 1/1 of 5 Firstborn names.
Cain▲ 1 .. .. Cain, the firstborn son of Adam .. Listed in Top 1000. [Caine, .. 2 more]
Primo 2 .. .. the pride of a firstborn son .. Not in popularity charts. [Preemo, Premo, Prime]
Proteus 3 .. Derived fr. Greek language. "Primordial, firstborn." Unconventional, but Proteus is comparable to popular -eus last name Preus (top 49%). From protos ..
Reuben▼ 4 .. .. Reuben was the firstborn of Jacob's .. Popular as children's names, Ruby, Reuben, etc. are comparable to the common Rudy. [Reuban, Rube, Rubin, .. 6 more]
William 5 .. .. The firstborn son of the current .. Bill, Guillermo, Wilhelm, Willie and Wilmer are familiar as forms of William. [Bill, Bille, Billy, Guillaume, Vilhelm, Wilkes, Williams, Willy, .. 26 more]
Summary of Firstborn names (and variants) for boys.Cain - William
Cain▲ [Kain, Caine, Kaine], Primo [Prime, Premo, Preemo], Proteus, Reuben▼ [Rube, Ruby, Ruben, Rubin, Reubin, Reuven, Rouvin, Rubino], William [Wim, Willy, Wills, Wilmer, Wilmot, Wilson, Willson, Wilmott, ..]