I like:
Olivia Emilie &
Ella Amélie (
Karoliina and
Antti)
Aurora Irene Carita (
Astrid and
Tomi)
Emilia Anna Aleksandra (
Laura and Iiro-Pekka)
Lily Beatrice, sister
Ellen (
Elina and
Peter)
Sofia Lumi Helmiina, sister
Liina Ida Kaarina (
Saara and
Antti)
Siiri Maaria (
Pihla and
Mika)
Ella Isabella is quite ridiculous
Linus Aleksi Juhani, sister Lumen (
Riikka and
Petri) - Lumen means "light, brightness" in Latin; it's also a genitive singular form of "lumi", thus meaning "snow's, of snow" in Finnish
Vincent Erik, brother
Frans (
Alexandra and
Thomas)
Hugo Olavi, sister
Hilda (
Janika and
Olli)
Niclas Cay, sister
Stella (
Marjut and
John)
Asla
Krister (Viena and Kimmo, grandparents
Päivi + Raili and
Kai)
Hugo Toivo Olavi (
Oona and
Jukka)
Matias Väinö Tapani (
Aila and
Tomi)
Oskar Ahti Didier (
Ida and
Olavi)
Asa Matti Ilari