Adrian Klein, 39, from Yoxford, was riding his Suzuki bike at Carlton when it was involved in a crash with a car on Wednesday evening.
Two women, aged 21 and 43, were arrested on suspicion of causing death by careless driving.
A man, 44, was held on suspicion of causing death by careless driving while under the influence of drink or drugs.
All three, from the Saxmundham area, have been released on police bail until 7 May.
A motorcyclist who died at the scene of a crash on the A12 in Suffolk has been named.