The Limerick woman died unexpectedly on February 25.
Requiem Mass was held for her in St Mary’s Church, Athlunkard Street this morning with the burial taking place afterwards in Mount St Lawrence Cemetery.
Leah was a well-known creator on TikTok where she had more than 124,000 followers and 3.1 million likes on her videos.
Her death notice read: “Sadly missed by her loving grandparents Martin & Veronica Cantillon, mother Avril, brother Philip, sisters, aunt Nicole, uncle Ross, other relatives & many friends.”
Paying tribute to the beautiful young influencer, numerous people took to Facebook to express their condolences.
One heartbroken person shared their prayers with the family: “Dear Veronica, Martin, Avril and all the family. Our heartfelt condolences to you all at this very sad and distressing time in all of your lives. I'm so sorry for the loss of your precious child Leah it’s beyond words… You are in our thoughts and prayers.”
A family friend said: “So, so sorry for the passing of Leah, what a beautiful young lady she was.”
Another person wrote: “Leah’s passing has touched so many people in Limerick. As a mammy myself my heart is just broken for ye all, so heart breaking I hope her gentle soul can rest in peace. May god look after all her family and give them the strength they will need . Thinking of you all and sending all my love.”
"Thinking of Leah and her family, another mourner said: “Rest in paradise sweetheart! Thinking of you and your family at this very sad! Another beautiful Soul gone too soon. Thinking of you Leah and your family.”
A family member shared: “RIP my beautiful baby sister till we meet again, give daddy a hug and kiss for me, it’s not goodbye forever, I’ll cherish our memories till I take my last breath, I love you Lee. I’m gonna miss you. Give daddy (a) kiss for me.”
One of her TikTok followers shared: “Leah I followed you on Tik tok and couldn’t get over what I was seeing the past few days you were the most gorgeous girl to walk this earth my heart actually sank when I heard. God love all your family and friends and I hope you get the best bed in heaven gorgeous girl you never deserved this.”
Another added: “Leah. I didn't know you personally followed your TikTok for ages. I'm so sorry for your loss of Leah. She is so beautiful and she will look down on ye all friends family everyday, rest easy beautiful girl, be kind please, Leah you'll get the best bed.”
A third TikTok follower shared: “Rest in peace Leah, sending my love to all your family and friends at this hard time. Leah was so beautiful and loved by so many. Sleep tight beautiful.”