01 - Set the oven temperature to 400°F.
02 - Whisk together olive oil, salt, black pepper, oregano, thyme, and paprika in a small bowl.
03 - Rub the chicken inside and out with the spice mixture, then stuff the cavity with lemon halves and smashed garlic cloves.
04 - Place the chicken in the center of a large roasting pan. Toss baby potatoes with olive oil, salt, black pepper, and rosemary, then spread them evenly around the chicken in the pan.
05 - Roast in the oven for 1 hour and 10 minutes, basting the chicken with pan juices halfway through, until the skin is golden and an internal temperature of 165°F is reached.
06 - Allow the chicken to rest for 10 minutes before carving.
07 - Carve the chicken and serve alongside roasted potatoes. Optionally garnish with chopped fresh parsley and lemon wedges.