Some possible ways to tell a guy you like him are:1. Be direct and straightforward: Simply tell him that you like him and be open about your feelings.2. Use humor: You could try making a clever joke or flirtatious comment to let him know you're interested.3. Compliment him: Give him genuine compliments about his appearance, actions, or personality to show that you're attracted to him.4. Spend time together: Initiate activities or ask him to hang out so you can get to know each other better.5. Write a note or letter: If you feel too nervous to say it in person, write him a heartfelt note expressing your feelings.6. Show interest in his interests: Ask questions about his hobbies or passions and engage in conversations about the things he loves.7. Non-verbal cues: Use body language such as maintaining eye contact, smiling, or leaning in closer when talking to him to show that you're interested.Remember, every person and situation is different, so it's important to gauge his reactions and feelings as well. If he doesn't reciprocate your feelings, try to remain positive and let him know that you value his friendship.