Sure! Here are five sentences using the relative clause "who" related to various professions:

1. The teacher who inspires her students every day has a passion for education.
2. The doctor who specializes in pediatrics is known for his gentle approach with children.
3. The chef who won the culinary competition is opening a new restaurant in the city.
4. The engineer who designed the bridge is receiving an award for his innovative work.
5. The artist who painted the mural in the community center has a unique style that captivates everyone.

Feel free to ask for more examples or different types of relative clauses!