Here are my variegated friends:
Various types of coleus
Dieffenbachia
Golden pothos
Noid Paphiopedilum orchid
Paphiopedilum delenatii
Hoya kerrii variegata
Hoya carnosa Krimson Queen
Bougainvillea 'Raspberry Ice'
Variegated Crassula argentea
Pelargonium crispum Prince Rupert
Pelargonium hortorum Vancouver Centennial
Pelargonium Pink Happy Thought
Tricolor Pelargonium
Hostas and spider plants
Phalaenopsis stuartiana 'Sogo'
Crassula tiger jade
Sansevieria
Kalanchoe fedtschenkoi variegated
Kalanchoe marmorata
Kalanchoe delagoensis
during summer
during winter to early spring
Editing to add two more:
Variegated Schefflera
Euphorbia tithymaloides