Is it Permitted to Swear by Other than Allah’s Name?
No, it is not permitted.
Evidence from the Noble Qur'an
{Say: Yes! By my Lord you will certainly be resurrected}, {Soorah at-Taghaabun, verse 7]
Evidence from the authentic Sunnah
((Whoever swears by anyone other than Allaah, has associated partners with Allaah)), [Transmitted by Ahmad]