No, in my opinion that is a girls name only. You may feel it is both though.
Both - Sam is a short version of Samuel (male) or Samantha (female).
both!
Both
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Both!
Both
Most persons with the name spell it "Courtney' whether male (e.g. Courtney B. Vance) or female (e.g. Courtney Cox). Less frequently used are "Courteney" or "Courtenay", variations of the original Norman spelling.
By that spelling, it is a female. If you meant to spell Christian, it can be both male or female names.
Both
Yak is the common name for both male and female
its for both boys and girls