My adult son has interest income from savings bonds which he cashed in but the SS was in my name. How do I to transfer the income to him?

How did he cash them in if they had your SSN?

See Who Owes the Tax here: <a rel="nofollow" target="_blank" href="https://www.treasurydirect.gov/indiv/research/indepth/ebonds/res_e_bonds_eetaxconsider.htm#who">https://www.treasurydirect.gov/indiv/research/indepth/ebonds/res_e_bonds_eetaxconsider.htm#who</a>

To properly enter nominee bond interest, see the following answer previously posted: https://ttlc.intuit.com/replies/6051336