Samuel L Clemens had six siblings 1. ORION CLEMENS 2. PAMELA ANN CLEMENS 3.PLEASANT HANNIBAL CLEMENS 4. MARGARET LAMPTON CLEMENS 5. BENJAMIN LAMPTON CLEMENS (Here is Samuel Clemens) 6.HENRY CLEMENS Samuel L Clemens had six siblings: 1. ORION CLEMENS 2. PAMELA ANN CLEMENS 3. PLEASANT HANNIBAL CLEMENS 4. MARGARET LAMPTON CLEMENS 5. BENJAMIN LAMPTON CLEMENS (Here is Samuel L Clemens 6. HENRY CLEMENS