That the logos was considered to be a person by 1st century Jews is evidenced by the use of the equivalent word 'memra' in the Aramaic Targums.
Gen. 28:20-21 And Jacob vowed a vow, saying, If the Memra of YHVH will be my support, and will keep me in the way that I go, and will give me bread to eat, and raiment to put on, so that I come again to my father's house in peace; then shall the Memra of Lord be my God.-Targum Onkelos
Exodus 3:14 And the Memra of the Lord said unto Moses: "I am He who said unto the world, ‘Be!’ And it was; and who in the future shall say to it, ‘Be!’ And it shall be." And He said: "Thus thou shalt say to the children of Israel;‘I Am hath sent me unto you’."- Jerusalem Targum to Shemot
Exo 20:1 And the Memra spake all these words, saying,
Exo 20:2 I am the LORD thy God, which have brought thee out of the land of Egypt, out of the house of bondage.- Targum Jonathan