The Sun: the male principle, one's personality and ego.
The Moon: the female principle, one's emotions and instincts.
The Conjunction: an awareness of the self.

Others with the Sun conjunct Moon aspect include:
Note: the additional house information.

Marlon Brando:

1.1°

Kate Winslet:

1.7°

Zooey Deschanel:

3.6°