Nationalist MP Kristy Debono was elected president of the PN general council in an election held on Saturday.
She obtained 638 votes against the 622 obtained by her rival, former MP Censu Galea.
A PN statement said that 1,276 of the 1,302 councillors (98 %) voted in the election.
Debono will be taking up her first duty today at the PN general council to start on Sunday.
Elections were also held for the party's executive.
The nine men elected were Jerome Caruana Cilia (760), Pierre Portelli (720), Alex Perici Calascione (713), Jean Pierre Debono (696), Mark Anthony Sammut (670), Mario Frendo (593), Robert Cremona (590), Ivan Bartolo (562) and Censu Galea (531)
The nine women elected were Paula Mifsud Bonnici (901), Lisa Spiteri (885), Louise Tedesco (817), Graziella Galea (797), Veronica Perici Calascione (736), Amanda Abela (681), Roselyin Borg Knight (671), Francesca Zammit (636) and Evelyn Vella Brincat (605).