"My dad liked how January went with Jones. My sisters' names are Jina and Jacey Jones"

This quote is likely describing the reality that January Jones' daddy was pleased with her name choice. January is an unique name, and it is likely that her dad was happy that it went well with the surname of Jones, which is shared by her two siblings, Jina and Jacey. This quote could likewise be analyzed as a sign of family unity, as the three sisters all share the very same last name. It might also be interpreted as an indication of respect for their father, as the sisters all selected to keep the very same last name as him. It could likewise be translated as an indication of love and appreciation for their dad, as the sisters chose to honor him by keeping his last name.