Lady
From Bulbapedia, the community-driven Pokémon encyclopedia.
A Lady (Japanese: おじょうさま High-class Girl) is a type of Pokémon trainer that first debuted in the Generation III games. They are depicted girls dressed in elaborate and fancy clothing.
They generally use weak Pokémon but give out a lot of Poké Dollars as reward. Many of their Pokémon also carry Nuggets.
Their male counterpart is a Rich Boy.
Appearance
 Image from Pokémon Ruby and Sapphire |  Image from Pokémon FireRed and LeafGreen |  Image from Pokémon Diamond and Pearl |
In the anime
In AG119 Brodie dressed as a woman that looks like the Ruby and Sapphire depiction of this trainer class. A Lady appears at the beginning of Jirachi: Wish Maker battling Brendan. Also, in DP076, Chinatsu is based off of the DP sprite for a Lady as Chiaki is based off the Rich Boy trainer class.
In the TCG
The Ruby and Sapphire depiction of this trainer class is also the basis for the Lady Outing card from the EX Ruby & Sapphire and EX Deoxys expansions.
