What does it mean to dream about paranoia?
Paranoia in a dream carries a pressing sense of being watched or pursued, and what felt threatening is usually the thread to follow back into waking life.
Four ways to read it
Each reading below comes from a named tradition and a cited source, so you can see where it came from and decide what fits your dream.
Freud
Freud would read the sense of being watched as feeling turned outward, a fear or impulse the mind has put onto an unseen other. He held that what pursues us in sleep can be something within that we will not face. The dread may mark a part of the self pressing for notice.
After Freud, The Interpretation of Dreams (Brill trans., 1913), public domain.Jung
Jung would see the watching presence as a figure of the unconscious, often the shadow felt as a threat because it has been pushed away. He treated such pursuit as the psyche insisting on what has been refused. The feeling can mark something asking to be turned toward rather than fled.
Jungian concept (our summary).Modern
Threat-simulation theory suggests the dreaming brain rehearses danger, and a sense of being watched or chased is one of its clearest forms. The pursuit can mirror a waking anxiety that has not felt safe to face. Notice what the threat seemed to be, and remember that persistent fear is worth taking gently and not alone.
Threat-simulation theory (our summary).Mythological
Myth gave the watched one many forms, the king with eyes everywhere, Argus of the hundred eyes set to keep guard. To be endlessly observed was treated as its own torment. Across cultures the unseen watcher stood for a power that could not be escaped or appeased.
Rosmerta Publishing editorial synthesis (after Bulfinch; Brewer).