If the multiverse theory is true, it suggests the existence of multiple universes, each with its own set of physical laws, constants, and initial conditions. Within these separate universes, variations and possibilities could manifest in countless ways.
In considering how many versions of "you" might exist in the multiverse, it's important to recognize that the concept of identity is complex and multifaceted. While there could be universes with individuals who closely resemble or share similarities with you, it's unlikely that there would be exact replicas due to the vast array of variables involved.
For instance, even small differences in initial conditions, quantum fluctuations, or the choices made by individuals could lead to divergent paths and unique life trajectories. Therefore, it's reasonable to speculate that an enormous number of variations of yourself could exist in the multiverse, each experiencing different circumstances, making different choices, and leading distinct lives.
However, it's worth noting that the exact nature and characteristics of the multiverse, as well as the specific number of universes or variations within it, are still theoretical and a subject of ongoing scientific inquiry and debate.