Vedas,the sacred texts of Hindus,were not written down ,nor are they attributed to any single author.
Veda means ‘ to know’
These were grasped from Ether by the Realized Souls,Rishis.
So the Vedas were not composed, but compiled by different Rishis.
Of the four Vedas,Rig,Yajur,Sama and Atharva,the Rig Veda was compiled by Ten Families.
They compiled the Apri Sukthas,the Hymns used in propitiating Deities before a Yagnya.
‘Of the ten Aprisuktas mentioned in Gargya Narayana’s commentary, I.13 and I.142 both invoke the and manifestations of Agni, I.188, III.4, IX.5 and X.110 invoke only the manifestation and II.3, V.5, VII.2 and X.70 invoke only the manifestation.
Reference and citation.