No.
no spock is the first officer of Enterprise. Captain Kirk is the leader. So if Kirk is away or dead then Spock takes over. This is if you are referring to the original series.
Spock was created in 1966.
Benjamin Spock's birth name is Spock, Benjamin McLaine.
In my opinion, Mr. Spock is far more famous.
The character of Spock (Star Trek) appears in innumerable paperbacks based on the TV series and the feature films. Two autobiographical books by the original Spock (Leonard Nimoy) are: I Am Not Spock (1975) I Am Spock (1995)
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Spock originates from the planet Vulcan.
I Am Spock has 342 pages.