Dreaming of a person dealing cards can symbolize various themes depending on the context of the dream and your personal experiences. Here are a few interpretations:

1. Chance and Luck: Cards are often associated with luck and chance. This dream might indicate that you are contemplating a risk in your life or that you feel your fate is being dealt by external circumstances.
2. Control and Power: Seeing someone deal cards could represent feelings of power dynamics in your life. It may suggest that you feel someone else is in control of your fate or decisions.
3. Social Interactions: This dream may also reflect your social life or interactions with others. It could signify a gathering or the need for camaraderie, as card games often involve multiple players.
4. Decision Making: Dealing cards can also symbolize the choices and options you have in front of you. You might be facing a situation where you need to make important decisions.

Consider the emotions you felt during the dream and any relevant situations in your waking life to gain further insight into its meaning. If you feel uncertain or need clarity, reflecting on your current circumstances may help you understand the message of the dream better.