1. any person who; the person who
Usage: used to refer to any person without specifying identity
2. no matter who; regardless of who
Usage: emphasizes that identity doesn’t matter

Examples

• Whoever finds my keys can keep the reward.
• I’ll hire whoever is most qualified for the job.
• Whoever told you that was lying.
• The prize goes to whoever finishes first.
• Whoever you choose, I’ll support your decision.
• Call whoever you think can help us.
• Whoever did this will be caught eventually.