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          | Rex (M)> 
 Rex (male)
|  |  | Variants: | Reggie (M) Rennie (M) |  | Pet Name for: | Eric (M) Reginald (M) |  | Derivative(s): | Rexanne (F) |  | Feminine form: | Regina (F) |  
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| Source(s): | The Oxford Names Companion, OUP "Scottish Forenames" - Donald Whyte, FGH, FSG
 
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| Notes: | English from Latin "king".  A name in its own right as well as a pet name for Reginald and Eric. | 
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