The Short Version
The claim that "the majority" of billion-dollar startups were "rejected by most top-tier VCs" is not supported by systematic evidence. While famous rejection stories exist (Google, Robinhood, Adaptive Insights), these are cherry-picked anecdotes, not representative data. Forbes (2025) reports 94% of billion-dollar founders avoided or delayed VC altogether — meaning most were never in a position to be rejected by top-tier firms. No credible dataset demonstrates this as a majority pattern across the 1,200+ known unicorns.