Here's a fun list that Wily Mo Pena makes, HR/BB ratio of 0.80 and higher, including some pitchers:
Code:nameLast nameFirst yr1 yrfin HR BB HR/BB Richard J.R. 1971 1980 10 4 2.50 Hernandez Livan 1996 2005 7 5 1.40 Valenzuela Fernando 1980 1997 10 8 1.25 Cloninger Tony 1961 1972 11 9 1.22 Greene Todd 1996 2005 69 57 1.21 Schroeder Bill 1983 1990 61 58 1.05 Soriano Alfonso 1999 2005 162 157 1.03 Hancock Garry 1978 1984 12 12 1.00 Meyerle Levi 1871 1884 10 10 1.00 Conley Gene 1952 1963 5 5 1.00 Schneider Pete 1914 1919 5 5 1.00 Show Eric 1981 1991 4 4 1.00 Armas Tony 1976 1989 251 260 0.97 Gonzalez Juan 1989 2005 434 457 0.95 Pena Wily Mo 2002 2005 51 54 0.94 Demeter Don 1956 1967 163 180 0.91 Dean Dizzy 1930 1947 8 9 0.89 Roberts Dave 1969 1981 7 8 0.88 Mora Andres 1976 1980 27 31 0.87 Paquette Craig 1993 2003 99 120 0.83 Batista Tony 1996 2004 214 260 0.82 Garcia Karim 1995 2004 66 81 0.81 Robinson Don 1978 1992 13 16 0.81 Williams Matt 1987 2003 378 469 0.81 Quinn Mark 1999 2002 45 56 0.80 Bell George 1981 1993 265 331 0.80 Cowan Billy 1963 1972 40 50 0.80
