In the TFG (not a video game), there's a figure named Landon.
In Victory Road, DP, there's a psychic named Landon.
In Malie Garden, USM, there's a tourist named Landon.
In RE, one of the male character's default names is Landon.
In Hyper Rank Contests, ORAS, there's a Pokemaniac named Landon.