For this Spencer Jonathan there are 2 different names on Yasni.
In the ranking of the most common first names Spencer Jonathan is on position 4589.
Male first name (English): Spencer, distribution of supplies; Old French (surname as first name); despensier = the distributor, from a Norman-French family name that goes back again on a job title and the job title means something like 'distribution of resources' for someone who manages a household food stocks
Male first name (German, English): Jonathan, the Lord has given, gift of Yahweh Hebrew (Old Testament): Yahweh = (Name of God), type = nathan; in the Bible is the eldest son of Jonathan Saul Gift of God