The ambiguous answer is - The first record on the Motown record label is
"BAD GIRL" recorded by The Miracles on label number G-1 in September 1959. Though the MOTOWN label itself was the 2d label under Motown Records.
The first original label was TAMLA and was 9 months before the MOTOWN label was launched. And the first recording was 'COME TO ME' by MARV JOHNSON and written by Marv Johnson in Jan 1959 on Tamla 101. The background vocal accompanied by Rayber Voices (RAYnoma and BERry Gordy). The b-side was Whisper.
This title was released from the 1719 Gladstone Street address, and also released for national distribution by United Artists (UA 160).