Si

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Si meaning and name origin

Si \

si\ as a boy's name is a variant of Simon (Hebrew), and the meaning of Si is "to hear, to be heard; reputation".

The baby name Si sounds like Cy. Other similar baby names are Hi, Sid and Sim.

Si is not a popular first name for men but a very popular surname or last name for all people (#39223 out of 88799). (1990 U.S. Census)

Displayed below is the baby names popularity of the name Si for boys. (2010 statistics) Compare Si with its source form and related boy baby names.