The purpose of this study was to use regression statistics to analyze the relationship of meditation practice on personality. Three variables of time practicing were independent variables, which included length, duration and frequency. Research instrument was the Chinese version of basic personality inventory (CBPI). There were 393 participants. There were two findings: (1) when length, duration and frequency combined together, four personality traits were significant differences. Such as, hypochondriasis versus health, anxiety versus ease, self-depreciation versus self-esteem, and deviation versus normal. (2) Respectively, (a) length had significant relationship with depression versus open-mindedness, anxiety versus ease, impulse expression versus stability, and deviation versus normal. (b) Duration had significant relation with hypochondriasis versus health. (c) Frequency had significant relationship with thinking disorder versus realistic thinking. And (4) duration and frequency both had significant relationship self-depreciation versus self-esteem. Discussion and suggestions were also included.