Here are some great ones for you:
"First Words" Monologue from a play - Female (45 seconds to 1 minute)
"Dreaming of Dragons" - Monologue for Kids - Male or Female (45 seconds to 1 minute)
"Melinda Street" - Comedic Monologue from the play "Somebody Famous" - Female (30 seconds to 1 minute) - link goes to Freedrama blog
"Back to Work" - Short dramatic monologue - Male (30-45 seconds) - link goes to Freedrama blog
"Catchick" - Short Comedic Monologue from the play "Superhero Support Group" - Female (30 seconds to 1 minute) - link goes to Freedrama blog
"Stairway to Heaven" - Monologue from Published Script- Female (45 seconds to 1 minute)
"Bungled and Botched" - Monologue from Published Script- Male (30-45 seconds)
