Pregnant Charlotte Casiraghi of Monaco joins mother Princess Caroline of Hanover to award Prizes at Pro-Am Equestrian event in Monaco on June 29, 2018

Charlotte Casiraghi of Monaco was spotted at the Pro-Am equestrian competition last night sporting her large baby bump in Monaco on June 29, 2018.

Princess Caroline of Hanover (right) and daughter Charlotte Casiraghi (left) gave the prizes to the team Federation Öquestre de la Principaute de Monaco with Mona Ferry and Christian Rhomberg, the winners of the Pro-Am competition (not pictured)

(L-R) Charlotte Casiraghi of Monaco was seen sporting a large baby bump and wearing a black maternity dress to the event in Monaco, with her mother Princess Caroline of Hanover.

(L-R) Pregnant Charlotte Casiraghi of Monaco shows baby bump as she joins mother Princess Caroline of Hanover to award prizes at Pro-Am Equestrian event on June 29, 2018

(R-L) Princess Caroline of Hanover and daughter Charlotte Casiraghi gave the prizes to the team Federation Öquestre de la Principaute de Monaco with Mona Ferry and Christian Rhomberg (not pictured)

Charlotte Casiraghi, who is engaged to 36-year-old film producer Dimitri Rassam, wore a collared black maternity dress as she beamed to cameras at the lavish event in Monaco.

Charlotte Casiraghi of Monaco cannot help but smile as she walks at the Pro-Am event in Monaco on Friday evening, June 29, 2018. 

Charlotte Casiraghi attends the Global Champions Tour of Monaco at Port d'Hercule on June 30, 2018, in Monte-Carlo, Monaco.

Charlotte Casiraghi attends the Global Champions Tour of Monaco at Port d'Hercule on June 30, 2018, in Monte-Carlo, Monaco.

Charlotte Casiraghi and uncle Prince Albert of Monaco attend the Global Champions Tour of Monaco at Port d'Hercule on June 30, 2018, in Monte-Carlo, Monaco.

Charlotte Casiraghi attends the Global Champions Tour of Monaco at Port d'Hercule 2018 in Monte-Carlo, Monaco.

Charlotte Casiraghi attends the Global Champions Tour of Monaco at Port d'Hercule  2018 in Monte-Carlo, Monaco.

Charlotte Casiraghi attends the Global Champions Tour of Monaco at Port d'Hercule  2018 in Monte-Carlo, Monaco.

 Prince Albert of Monaco attends the Global Champions Tour of Monaco at Port d'Hercule 2018 in Monte-Carlo, Monaco.

Charlotte Casiraghi attends the Global Champions Tour of Monaco at Port d'Hercule 2018 in Monte-Carlo, Monaco.